20576535668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1163}}^1\times {\mathrm{3011}}^1$

素因数の和:4304

約数の個数: 48

約数和(自身を含む): 39168674496

約数和(自身を除く): 18592138828

約数列:

[1, 2, 4, 13, 26, 52, 113, 226, 452, 1163, 1469, 2326, 2938, 3011, 4652, 5876, 6022, 12044, 15119, 30238, 39143, 60476, 78286, 131419, 156572, 262838, 340243, 525676, 680486, 1360972, 1708447, 3416894, 3501793, 4423159, 6833788, 7003586, 8846318, 14007172, 17692636, 45523309, 91046618, 182093236, 395702609, 791405218, 1582810436, 5144133917, 10288267834, 20576535668]

約数ペア:

[(1, 20576535668), (2, 10288267834), (4, 5144133917), (13, 1582810436), (26, 791405218), (52, 395702609), (113, 182093236), (226, 91046618), (452, 45523309), (1163, 17692636), (1469, 14007172), (2326, 8846318), (2938, 7003586), (3011, 6833788), (4652, 4423159), (5876, 3501793), (6022, 3416894), (12044, 1708447), (15119, 1360972), (30238, 680486), (39143, 525676), (60476, 340243), (78286, 262838), (131419, 156572)]