20802883038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{307}}^1\times {\mathrm{8447}}^1$

素因数の和:8957

約数の個数: 64

約数和(自身を含む): 47959769088

約数和(自身を除く): 27156886050

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 191, 307, 382, 573, 614, 921, 1146, 1337, 1842, 2149, 2674, 4011, 4298, 6447, 8022, 8447, 12894, 16894, 25341, 50682, 58637, 59129, 117274, 118258, 175911, 177387, 351822, 354774, 410459, 820918, 1231377, 1613377, 2462754, 2593229, 3226754, 4840131, 5186458, 7779687, 9680262, 11293639, 15559374, 18152603, 22587278, 33880917, 36305206, 54457809, 67761834, 108915618, 495306739, 990613478, 1485920217, 2971840434, 3467147173, 6934294346, 10401441519, 20802883038]

約数ペア:

[(1, 20802883038), (2, 10401441519), (3, 6934294346), (6, 3467147173), (7, 2971840434), (14, 1485920217), (21, 990613478), (42, 495306739), (191, 108915618), (307, 67761834), (382, 54457809), (573, 36305206), (614, 33880917), (921, 22587278), (1146, 18152603), (1337, 15559374), (1842, 11293639), (2149, 9680262), (2674, 7779687), (4011, 5186458), (4298, 4840131), (6447, 3226754), (8022, 2593229), (8447, 2462754), (12894, 1613377), (16894, 1231377), (25341, 820918), (50682, 410459), (58637, 354774), (59129, 351822), (117274, 177387), (118258, 175911)]