20216931828

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1889}}^1\times {\mathrm{2281}}^1$

素因数の和:4217

約数の個数: 96

約数和(自身を含む): 52169806080

約数和(自身を除く): 31952874252

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 34, 46, 51, 68, 69, 92, 102, 138, 204, 276, 391, 782, 1173, 1564, 1889, 2281, 2346, 3778, 4562, 4692, 5667, 6843, 7556, 9124, 11334, 13686, 22668, 27372, 32113, 38777, 43447, 52463, 64226, 77554, 86894, 96339, 104926, 116331, 128452, 130341, 155108, 157389, 173788, 192678, 209852, 232662, 260682, 314778, 385356, 465324, 521364, 629556, 738599, 891871, 1477198, 1783742, 2215797, 2675613, 2954396, 3567484, 4308809, 4431594, 5351226, 8617618, 8863188, 10702452, 12926427, 17235236, 25852854, 51705708, 73249753, 99102607, 146499506, 198205214, 219749259, 292999012, 297307821, 396410428, 439498518, 594615642, 878997036, 1189231284, 1684744319, 3369488638, 5054232957, 6738977276, 10108465914, 20216931828]

約数ペア:

[(1, 20216931828), (2, 10108465914), (3, 6738977276), (4, 5054232957), (6, 3369488638), (12, 1684744319), (17, 1189231284), (23, 878997036), (34, 594615642), (46, 439498518), (51, 396410428), (68, 297307821), (69, 292999012), (92, 219749259), (102, 198205214), (138, 146499506), (204, 99102607), (276, 73249753), (391, 51705708), (782, 25852854), (1173, 17235236), (1564, 12926427), (1889, 10702452), (2281, 8863188), (2346, 8617618), (3778, 5351226), (4562, 4431594), (4692, 4308809), (5667, 3567484), (6843, 2954396), (7556, 2675613), (9124, 2215797), (11334, 1783742), (13686, 1477198), (22668, 891871), (27372, 738599), (32113, 629556), (38777, 521364), (43447, 465324), (52463, 385356), (64226, 314778), (77554, 260682), (86894, 232662), (96339, 209852), (104926, 192678), (116331, 173788), (128452, 157389), (130341, 155108)]