20906688

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:566

約数の個数: 112

約数和(自身を含む): 63642240

約数和(自身を除く): 42735552

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 32, 33, 38, 44, 48, 57, 64, 66, 76, 88, 96, 114, 132, 152, 176, 192, 209, 228, 264, 304, 352, 418, 456, 521, 528, 608, 627, 704, 836, 912, 1042, 1056, 1216, 1254, 1563, 1672, 1824, 2084, 2112, 2508, 3126, 3344, 3648, 4168, 5016, 5731, 6252, 6688, 8336, 9899, 10032, 11462, 12504, 13376, 16672, 17193, 19798, 20064, 22924, 25008, 29697, 33344, 34386, 39596, 40128, 45848, 50016, 59394, 68772, 79192, 91696, 100032, 108889, 118788, 137544, 158384, 183392, 217778, 237576, 275088, 316768, 326667, 366784, 435556, 475152, 550176, 633536, 653334, 871112, 950304, 1100352, 1306668, 1742224, 1900608, 2613336, 3484448, 5226672, 6968896, 10453344, 20906688]

約数ペア:

[(1, 20906688), (2, 10453344), (3, 6968896), (4, 5226672), (6, 3484448), (8, 2613336), (11, 1900608), (12, 1742224), (16, 1306668), (19, 1100352), (22, 950304), (24, 871112), (32, 653334), (33, 633536), (38, 550176), (44, 475152), (48, 435556), (57, 366784), (64, 326667), (66, 316768), (76, 275088), (88, 237576), (96, 217778), (114, 183392), (132, 158384), (152, 137544), (176, 118788), (192, 108889), (209, 100032), (228, 91696), (264, 79192), (304, 68772), (352, 59394), (418, 50016), (456, 45848), (521, 40128), (528, 39596), (608, 34386), (627, 33344), (704, 29697), (836, 25008), (912, 22924), (1042, 20064), (1056, 19798), (1216, 17193), (1254, 16672), (1563, 13376), (1672, 12504), (1824, 11462), (2084, 10032), (2112, 9899), (2508, 8336), (3126, 6688), (3344, 6252), (3648, 5731), (4168, 5016)]