20190640304

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{191693}}^1$

素因数の和:191957

約数の個数: 40

約数和(自身を含む): 40646795760

約数和(自身を除く): 20456155456

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 227, 232, 454, 464, 908, 1816, 3632, 6583, 13166, 26332, 52664, 105328, 191693, 383386, 766772, 1533544, 3067088, 5559097, 11118194, 22236388, 43514311, 44472776, 87028622, 88945552, 174057244, 348114488, 696228976, 1261915019, 2523830038, 5047660076, 10095320152, 20190640304]

約数ペア:

[(1, 20190640304), (2, 10095320152), (4, 5047660076), (8, 2523830038), (16, 1261915019), (29, 696228976), (58, 348114488), (116, 174057244), (227, 88945552), (232, 87028622), (454, 44472776), (464, 43514311), (908, 22236388), (1816, 11118194), (3632, 5559097), (6583, 3067088), (13166, 1533544), (26332, 766772), (52664, 383386), (105328, 191693)]