20201125568

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1428247}}^1$

素因数の和:1428289

約数の個数: 56

約数和(自身を含む): 45709648992

約数和(自身を除く): 25508523424

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1088, 1768, 3536, 7072, 14144, 1428247, 2856494, 5712988, 11425976, 18567211, 22851952, 24280199, 37134422, 45703904, 48560398, 74268844, 91407808, 97120796, 148537688, 194241592, 297075376, 315642587, 388483184, 594150752, 631285174, 776966368, 1188301504, 1262570348, 1553932736, 2525140696, 5050281392, 10100562784, 20201125568]

約数ペア:

[(1, 20201125568), (2, 10100562784), (4, 5050281392), (8, 2525140696), (13, 1553932736), (16, 1262570348), (17, 1188301504), (26, 776966368), (32, 631285174), (34, 594150752), (52, 388483184), (64, 315642587), (68, 297075376), (104, 194241592), (136, 148537688), (208, 97120796), (221, 91407808), (272, 74268844), (416, 48560398), (442, 45703904), (544, 37134422), (832, 24280199), (884, 22851952), (1088, 18567211), (1768, 11425976), (3536, 5712988), (7072, 2856494), (14144, 1428247)]