20195593154

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{1567}}^1$

素因数の和:1911

約数の個数: 64

約数和(自身を含む): 34594947072

約数和(自身を除く): 14399353918

約数列:

[1, 2, 11, 22, 37, 71, 74, 142, 223, 407, 446, 781, 814, 1562, 1567, 2453, 2627, 3134, 4906, 5254, 8251, 15833, 16502, 17237, 28897, 31666, 34474, 57794, 57979, 90761, 111257, 115958, 174163, 181522, 222514, 348326, 349441, 585821, 637769, 698882, 1171642, 1223827, 1275538, 2447654, 3843851, 4116509, 6444031, 7687702, 8233018, 12888062, 12929317, 24810311, 25858634, 45281599, 49620622, 90563198, 142222487, 272913421, 284444974, 545826842, 917981507, 1835963014, 10097796577, 20195593154]

約数ペア:

[(1, 20195593154), (2, 10097796577), (11, 1835963014), (22, 917981507), (37, 545826842), (71, 284444974), (74, 272913421), (142, 142222487), (223, 90563198), (407, 49620622), (446, 45281599), (781, 25858634), (814, 24810311), (1562, 12929317), (1567, 12888062), (2453, 8233018), (2627, 7687702), (3134, 6444031), (4906, 4116509), (5254, 3843851), (8251, 2447654), (15833, 1275538), (16502, 1223827), (17237, 1171642), (28897, 698882), (31666, 637769), (34474, 585821), (57794, 349441), (57979, 348326), (90761, 222514), (111257, 181522), (115958, 174163)]