17980967576

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{50539}}^1$

素因数の和:50880

約数の個数: 64

約数和(自身を含む): 39736569600

約数和(自身を除く): 21755602024

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 311, 572, 622, 1144, 1244, 2488, 3421, 4043, 6842, 8086, 13684, 16172, 27368, 32344, 44473, 50539, 88946, 101078, 177892, 202156, 355784, 404312, 555929, 657007, 1111858, 1314014, 2223716, 2628028, 4447432, 5256056, 7227077, 14454154, 15717629, 28908308, 31435258, 57816616, 62870516, 125741032, 172893919, 204329177, 345787838, 408658354, 691575676, 817316708, 1383151352, 1634633416, 2247620947, 4495241894, 8990483788, 17980967576]

約数ペア:

[(1, 17980967576), (2, 8990483788), (4, 4495241894), (8, 2247620947), (11, 1634633416), (13, 1383151352), (22, 817316708), (26, 691575676), (44, 408658354), (52, 345787838), (88, 204329177), (104, 172893919), (143, 125741032), (286, 62870516), (311, 57816616), (572, 31435258), (622, 28908308), (1144, 15717629), (1244, 14454154), (2488, 7227077), (3421, 5256056), (4043, 4447432), (6842, 2628028), (8086, 2223716), (13684, 1314014), (16172, 1111858), (27368, 657007), (32344, 555929), (44473, 404312), (50539, 355784), (88946, 202156), (101078, 177892)]