205804808

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1483}}^1$

素因数の和:1602

約数の個数: 64

約数和(自身を含む): 448761600

約数和(自身を除く): 242956792

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 83, 88, 152, 166, 209, 332, 418, 664, 836, 913, 1483, 1577, 1672, 1826, 2966, 3154, 3652, 5932, 6308, 7304, 11864, 12616, 16313, 17347, 28177, 32626, 34694, 56354, 65252, 69388, 112708, 123089, 130504, 138776, 225416, 246178, 309947, 492356, 619894, 984712, 1239788, 1353979, 2338691, 2479576, 2707958, 4677382, 5415916, 9354764, 10831832, 18709528, 25725601, 51451202, 102902404, 205804808]

約数ペア:

[(1, 205804808), (2, 102902404), (4, 51451202), (8, 25725601), (11, 18709528), (19, 10831832), (22, 9354764), (38, 5415916), (44, 4677382), (76, 2707958), (83, 2479576), (88, 2338691), (152, 1353979), (166, 1239788), (209, 984712), (332, 619894), (418, 492356), (664, 309947), (836, 246178), (913, 225416), (1483, 138776), (1577, 130504), (1672, 123089), (1826, 112708), (2966, 69388), (3154, 65252), (3652, 56354), (5932, 34694), (6308, 32626), (7304, 28177), (11864, 17347), (12616, 16313)]