20196371013

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{118747}}^1$

素因数の和:118866

約数の個数: 48

約数和(自身を含む): 34113925440

約数和(自身を除く): 13917554427

約数列:

[1, 3, 7, 13, 21, 39, 49, 89, 91, 147, 267, 273, 623, 637, 1157, 1869, 1911, 3471, 4361, 8099, 13083, 24297, 56693, 118747, 170079, 356241, 831229, 1543711, 2493687, 4631133, 5818603, 10568483, 10805977, 17455809, 31705449, 32417931, 73979381, 75641839, 137390279, 221938143, 226925517, 412170837, 517855667, 961731953, 1553567001, 2885195859, 6732123671, 20196371013]

約数ペア:

[(1, 20196371013), (3, 6732123671), (7, 2885195859), (13, 1553567001), (21, 961731953), (39, 517855667), (49, 412170837), (89, 226925517), (91, 221938143), (147, 137390279), (267, 75641839), (273, 73979381), (623, 32417931), (637, 31705449), (1157, 17455809), (1869, 10805977), (1911, 10568483), (3471, 5818603), (4361, 4631133), (8099, 2493687), (13083, 1543711), (24297, 831229), (56693, 356241), (118747, 170079)]