20201038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:169

約数の個数: 64

約数和(自身を含む): 38610432

約数和(自身を除く): 18409394

約数列:

[1, 2, 11, 13, 22, 23, 26, 37, 46, 74, 83, 143, 166, 253, 286, 299, 407, 481, 506, 598, 814, 851, 913, 962, 1079, 1702, 1826, 1909, 2158, 3071, 3289, 3818, 5291, 6142, 6578, 9361, 10582, 11063, 11869, 18722, 20999, 22126, 23738, 24817, 33781, 39923, 41998, 49634, 67562, 70633, 79846, 121693, 141266, 243386, 272987, 439153, 545974, 776963, 878306, 918229, 1553926, 1836458, 10100519, 20201038]

約数ペア:

[(1, 20201038), (2, 10100519), (11, 1836458), (13, 1553926), (22, 918229), (23, 878306), (26, 776963), (37, 545974), (46, 439153), (74, 272987), (83, 243386), (143, 141266), (166, 121693), (253, 79846), (286, 70633), (299, 67562), (407, 49634), (481, 41998), (506, 39923), (598, 33781), (814, 24817), (851, 23738), (913, 22126), (962, 20999), (1079, 18722), (1702, 11869), (1826, 11063), (1909, 10582), (2158, 9361), (3071, 6578), (3289, 6142), (3818, 5291)]