20932331008

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{16943}}^1$

素因数の和:17107

約数の個数: 80

約数和(自身を含む): 44374302720

約数和(自身を除く): 23441971712

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 127, 128, 152, 254, 256, 304, 508, 512, 608, 1016, 1216, 2032, 2413, 2432, 4064, 4826, 4864, 8128, 9652, 9728, 16256, 16943, 19304, 32512, 33886, 38608, 65024, 67772, 77216, 135544, 154432, 271088, 308864, 321917, 542176, 617728, 643834, 1084352, 1235456, 1287668, 2151761, 2168704, 2575336, 4303522, 4337408, 5150672, 8607044, 8674816, 10301344, 17214088, 20602688, 34428176, 40883459, 41205376, 68856352, 81766918, 82410752, 137712704, 163533836, 164821504, 275425408, 327067672, 550850816, 654135344, 1101701632, 1308270688, 2616541376, 5233082752, 10466165504, 20932331008]

約数ペア:

[(1, 20932331008), (2, 10466165504), (4, 5233082752), (8, 2616541376), (16, 1308270688), (19, 1101701632), (32, 654135344), (38, 550850816), (64, 327067672), (76, 275425408), (127, 164821504), (128, 163533836), (152, 137712704), (254, 82410752), (256, 81766918), (304, 68856352), (508, 41205376), (512, 40883459), (608, 34428176), (1016, 20602688), (1216, 17214088), (2032, 10301344), (2413, 8674816), (2432, 8607044), (4064, 5150672), (4826, 4337408), (4864, 4303522), (8128, 2575336), (9652, 2168704), (9728, 2151761), (16256, 1287668), (16943, 1235456), (19304, 1084352), (32512, 643834), (33886, 617728), (38608, 542176), (65024, 321917), (67772, 308864), (77216, 271088), (135544, 154432)]