20512142664

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3460213}}^1$

素因数の和:3460254

約数の個数: 64

約数和(自身を含む): 58131595200

約数和(自身を除く): 37619452536

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 5928, 3460213, 6920426, 10380639, 13840852, 20761278, 27681704, 41522556, 44982769, 65744047, 83045112, 89965538, 131488094, 134948307, 179931076, 197232141, 262976188, 269896614, 359862152, 394464282, 525952376, 539793228, 788928564, 854672611, 1079586456, 1577857128, 1709345222, 2564017833, 3418690444, 5128035666, 6837380888, 10256071332, 20512142664]

約数ペア:

[(1, 20512142664), (2, 10256071332), (3, 6837380888), (4, 5128035666), (6, 3418690444), (8, 2564017833), (12, 1709345222), (13, 1577857128), (19, 1079586456), (24, 854672611), (26, 788928564), (38, 539793228), (39, 525952376), (52, 394464282), (57, 359862152), (76, 269896614), (78, 262976188), (104, 197232141), (114, 179931076), (152, 134948307), (156, 131488094), (228, 89965538), (247, 83045112), (312, 65744047), (456, 44982769), (494, 41522556), (741, 27681704), (988, 20761278), (1482, 13840852), (1976, 10380639), (2964, 6920426), (5928, 3460213)]