38939992

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{601}}^1$

素因数の和:716

約数の個数: 64

約数和(自身を含む): 91022400

約数和(自身を除く): 52082408

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 89, 91, 104, 178, 182, 356, 364, 601, 623, 712, 728, 1157, 1202, 1246, 2314, 2404, 2492, 4207, 4628, 4808, 4984, 7813, 8099, 8414, 9256, 15626, 16198, 16828, 31252, 32396, 33656, 53489, 54691, 62504, 64792, 106978, 109382, 213956, 218764, 374423, 427912, 437528, 695357, 748846, 1390714, 1497692, 2781428, 2995384, 4867499, 5562856, 9734998, 19469996, 38939992]

約数ペア:

[(1, 38939992), (2, 19469996), (4, 9734998), (7, 5562856), (8, 4867499), (13, 2995384), (14, 2781428), (26, 1497692), (28, 1390714), (52, 748846), (56, 695357), (89, 437528), (91, 427912), (104, 374423), (178, 218764), (182, 213956), (356, 109382), (364, 106978), (601, 64792), (623, 62504), (712, 54691), (728, 53489), (1157, 33656), (1202, 32396), (1246, 31252), (2314, 16828), (2404, 16198), (2492, 15626), (4207, 9256), (4628, 8414), (4808, 8099), (4984, 7813)]