20438678904

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{263}}^1\times {\mathrm{66083}}^1$

素因数の和:66369

約数の個数: 96

約数和(自身を含む): 59665921920

約数和(自身を除く): 39227243016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 263, 294, 392, 526, 588, 789, 1052, 1176, 1578, 1841, 2104, 3156, 3682, 5523, 6312, 7364, 11046, 12887, 14728, 22092, 25774, 38661, 44184, 51548, 66083, 77322, 103096, 132166, 154644, 198249, 264332, 309288, 396498, 462581, 528664, 792996, 925162, 1387743, 1585992, 1850324, 2775486, 3238067, 3700648, 5550972, 6476134, 9714201, 11101944, 12952268, 17379829, 19428402, 25904536, 34759658, 38856804, 52139487, 69519316, 77713608, 104278974, 121658803, 139038632, 208557948, 243317606, 364976409, 417115896, 486635212, 729952818, 851611621, 973270424, 1459905636, 1703223242, 2554834863, 2919811272, 3406446484, 5109669726, 6812892968, 10219339452, 20438678904]

約数ペア:

[(1, 20438678904), (2, 10219339452), (3, 6812892968), (4, 5109669726), (6, 3406446484), (7, 2919811272), (8, 2554834863), (12, 1703223242), (14, 1459905636), (21, 973270424), (24, 851611621), (28, 729952818), (42, 486635212), (49, 417115896), (56, 364976409), (84, 243317606), (98, 208557948), (147, 139038632), (168, 121658803), (196, 104278974), (263, 77713608), (294, 69519316), (392, 52139487), (526, 38856804), (588, 34759658), (789, 25904536), (1052, 19428402), (1176, 17379829), (1578, 12952268), (1841, 11101944), (2104, 9714201), (3156, 6476134), (3682, 5550972), (5523, 3700648), (6312, 3238067), (7364, 2775486), (11046, 1850324), (12887, 1585992), (14728, 1387743), (22092, 925162), (25774, 792996), (38661, 528664), (44184, 462581), (51548, 396498), (66083, 309288), (77322, 264332), (103096, 198249), (132166, 154644)]