20246574866

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1\times {\mathrm{1049}}^1$

素因数の和:1571

約数の個数: 64

約数和(自身を含む): 36306144000

約数和(自身を除く): 16059569134

約数列:

[1, 2, 7, 14, 29, 58, 137, 203, 274, 347, 406, 694, 959, 1049, 1918, 2098, 2429, 3973, 4858, 7343, 7946, 10063, 14686, 20126, 27811, 30421, 47539, 55622, 60842, 70441, 95078, 140882, 143713, 212947, 287426, 332773, 364003, 425894, 665546, 728006, 1005991, 1378631, 2011982, 2548021, 2757262, 4167677, 5096042, 8335354, 9650417, 10556087, 19300834, 21112174, 29173739, 49868411, 58347478, 73892609, 99736822, 147785218, 349078877, 698157754, 1446183919, 2892367838, 10123287433, 20246574866]

約数ペア:

[(1, 20246574866), (2, 10123287433), (7, 2892367838), (14, 1446183919), (29, 698157754), (58, 349078877), (137, 147785218), (203, 99736822), (274, 73892609), (347, 58347478), (406, 49868411), (694, 29173739), (959, 21112174), (1049, 19300834), (1918, 10556087), (2098, 9650417), (2429, 8335354), (3973, 5096042), (4858, 4167677), (7343, 2757262), (7946, 2548021), (10063, 2011982), (14686, 1378631), (20126, 1005991), (27811, 728006), (30421, 665546), (47539, 425894), (55622, 364003), (60842, 332773), (70441, 287426), (95078, 212947), (140882, 143713)]