18543392

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4357}}^1$

素因数の和:4393

約数の個数: 48

約数和(自身を含む): 43928640

約数和(自身を除く): 25385248

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 4357, 8714, 17428, 30499, 34856, 60998, 69712, 82783, 121996, 139424, 165566, 243992, 331132, 487984, 579481, 662264, 975968, 1158962, 1324528, 2317924, 2649056, 4635848, 9271696, 18543392]

約数ペア:

[(1, 18543392), (2, 9271696), (4, 4635848), (7, 2649056), (8, 2317924), (14, 1324528), (16, 1158962), (19, 975968), (28, 662264), (32, 579481), (38, 487984), (56, 331132), (76, 243992), (112, 165566), (133, 139424), (152, 121996), (224, 82783), (266, 69712), (304, 60998), (532, 34856), (608, 30499), (1064, 17428), (2128, 8714), (4256, 4357)]