18135872

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:319

約数の個数: 56

約数和(自身を含む): 38770560

約数和(自身を除く): 20634688

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 79, 136, 158, 211, 272, 316, 422, 544, 632, 844, 1088, 1264, 1343, 1688, 2528, 2686, 3376, 3587, 5056, 5372, 6752, 7174, 10744, 13504, 14348, 16669, 21488, 28696, 33338, 42976, 57392, 66676, 85952, 114784, 133352, 229568, 266704, 283373, 533408, 566746, 1066816, 1133492, 2266984, 4533968, 9067936, 18135872]

約数ペア:

[(1, 18135872), (2, 9067936), (4, 4533968), (8, 2266984), (16, 1133492), (17, 1066816), (32, 566746), (34, 533408), (64, 283373), (68, 266704), (79, 229568), (136, 133352), (158, 114784), (211, 85952), (272, 66676), (316, 57392), (422, 42976), (544, 33338), (632, 28696), (844, 21488), (1088, 16669), (1264, 14348), (1343, 13504), (1688, 10744), (2528, 7174), (2686, 6752), (3376, 5372), (3587, 5056)]