19543968

素因数分解:

$2^5\times 3^2\times {\mathrm{79}}^1\times {\mathrm{859}}^1$

素因数の和:954

約数の個数: 72

約数和(自身を含む): 56347200

約数和(自身を除く): 36803232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 79, 96, 144, 158, 237, 288, 316, 474, 632, 711, 859, 948, 1264, 1422, 1718, 1896, 2528, 2577, 2844, 3436, 3792, 5154, 5688, 6872, 7584, 7731, 10308, 11376, 13744, 15462, 20616, 22752, 27488, 30924, 41232, 61848, 67861, 82464, 123696, 135722, 203583, 247392, 271444, 407166, 542888, 610749, 814332, 1085776, 1221498, 1628664, 2171552, 2442996, 3257328, 4885992, 6514656, 9771984, 19543968]

約数ペア:

[(1, 19543968), (2, 9771984), (3, 6514656), (4, 4885992), (6, 3257328), (8, 2442996), (9, 2171552), (12, 1628664), (16, 1221498), (18, 1085776), (24, 814332), (32, 610749), (36, 542888), (48, 407166), (72, 271444), (79, 247392), (96, 203583), (144, 135722), (158, 123696), (237, 82464), (288, 67861), (316, 61848), (474, 41232), (632, 30924), (711, 27488), (859, 22752), (948, 20616), (1264, 15462), (1422, 13744), (1718, 11376), (1896, 10308), (2528, 7731), (2577, 7584), (2844, 6872), (3436, 5688), (3792, 5154)]