20201761944

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{440471}}^1$

素因数の和:440510

約数の個数: 144

約数和(自身を含む): 68541847920

約数和(自身を除く): 48340085976

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 49, 52, 56, 63, 72, 78, 84, 91, 98, 104, 117, 126, 147, 156, 168, 182, 196, 234, 252, 273, 294, 312, 364, 392, 441, 468, 504, 546, 588, 637, 728, 819, 882, 936, 1092, 1176, 1274, 1638, 1764, 1911, 2184, 2548, 3276, 3528, 3822, 5096, 5733, 6552, 7644, 11466, 15288, 22932, 45864, 440471, 880942, 1321413, 1761884, 2642826, 3083297, 3523768, 3964239, 5285652, 5726123, 6166594, 7928478, 9249891, 10571304, 11452246, 12333188, 15856956, 17178369, 18499782, 21583079, 22904492, 24666376, 27749673, 31713912, 34356738, 36999564, 40082861, 43166158, 45808984, 51535107, 55499346, 64749237, 68713476, 73999128, 80165722, 86332316, 103070214, 110998692, 120248583, 129498474, 137426952, 160331444, 172664632, 194247711, 206140428, 221997384, 240497166, 258996948, 280580027, 320662888, 360745749, 388495422, 412280856, 480994332, 517993896, 561160054, 721491498, 776990844, 841740081, 961988664, 1122320108, 1442982996, 1553981688, 1683480162, 2244640216, 2525220243, 2885965992, 3366960324, 5050440486, 6733920648, 10100880972, 20201761944]

約数ペア:

[(1, 20201761944), (2, 10100880972), (3, 6733920648), (4, 5050440486), (6, 3366960324), (7, 2885965992), (8, 2525220243), (9, 2244640216), (12, 1683480162), (13, 1553981688), (14, 1442982996), (18, 1122320108), (21, 961988664), (24, 841740081), (26, 776990844), (28, 721491498), (36, 561160054), (39, 517993896), (42, 480994332), (49, 412280856), (52, 388495422), (56, 360745749), (63, 320662888), (72, 280580027), (78, 258996948), (84, 240497166), (91, 221997384), (98, 206140428), (104, 194247711), (117, 172664632), (126, 160331444), (147, 137426952), (156, 129498474), (168, 120248583), (182, 110998692), (196, 103070214), (234, 86332316), (252, 80165722), (273, 73999128), (294, 68713476), (312, 64749237), (364, 55499346), (392, 51535107), (441, 45808984), (468, 43166158), (504, 40082861), (546, 36999564), (588, 34356738), (637, 31713912), (728, 27749673), (819, 24666376), (882, 22904492), (936, 21583079), (1092, 18499782), (1176, 17178369), (1274, 15856956), (1638, 12333188), (1764, 11452246), (1911, 10571304), (2184, 9249891), (2548, 7928478), (3276, 6166594), (3528, 5726123), (3822, 5285652), (5096, 3964239), (5733, 3523768), (6552, 3083297), (7644, 2642826), (11466, 1761884), (15288, 1321413), (22932, 880942), (45864, 440471)]