19767384

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{431}}^1$

素因数の和:470

約数の個数: 144

約数和(自身を含む): 67223520

約数和(自身を除く): 47456136

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, 431, 441, 468, 504, 546, 588, 637, 728, 819, 862, 882, 936, 1092, 1176, 1274, 1293, 1638, 1724, 1764, 1911, 2184, 2548, 2586, 3017, 3276, 3448, 3528, 3822, 3879, 5096, 5172, 5603, 5733, 6034, 6552, 7644, 7758, 9051, 10344, 11206, 11466, 12068, 15288, 15516, 16809, 18102, 21119, 22412, 22932, 24136, 27153, 31032, 33618, 36204, 39221, 42238, 44824, 45864, 50427, 54306, 63357, 67236, 72408, 78442, 84476, 100854, 108612, 117663, 126714, 134472, 156884, 168952, 190071, 201708, 217224, 235326, 253428, 274547, 313768, 352989, 380142, 403416, 470652, 506856, 549094, 705978, 760284, 823641, 941304, 1098188, 1411956, 1520568, 1647282, 2196376, 2470923, 2823912, 3294564, 4941846, 6589128, 9883692, 19767384]

約数ペア:

[(1, 19767384), (2, 9883692), (3, 6589128), (4, 4941846), (6, 3294564), (7, 2823912), (8, 2470923), (9, 2196376), (12, 1647282), (13, 1520568), (14, 1411956), (18, 1098188), (21, 941304), (24, 823641), (26, 760284), (28, 705978), (36, 549094), (39, 506856), (42, 470652), (49, 403416), (52, 380142), (56, 352989), (63, 313768), (72, 274547), (78, 253428), (84, 235326), (91, 217224), (98, 201708), (104, 190071), (117, 168952), (126, 156884), (147, 134472), (156, 126714), (168, 117663), (182, 108612), (196, 100854), (234, 84476), (252, 78442), (273, 72408), (294, 67236), (312, 63357), (364, 54306), (392, 50427), (431, 45864), (441, 44824), (468, 42238), (504, 39221), (546, 36204), (588, 33618), (637, 31032), (728, 27153), (819, 24136), (862, 22932), (882, 22412), (936, 21119), (1092, 18102), (1176, 16809), (1274, 15516), (1293, 15288), (1638, 12068), (1724, 11466), (1764, 11206), (1911, 10344), (2184, 9051), (2548, 7758), (2586, 7644), (3017, 6552), (3276, 6034), (3448, 5733), (3528, 5603), (3822, 5172), (3879, 5096)]