18137294

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 48

約数和(自身を含む): 33976320

約数和(自身を除く): 15839026

約数列:

[1, 2, 7, 14, 23, 31, 46, 62, 79, 158, 161, 217, 322, 434, 529, 553, 713, 1058, 1106, 1426, 1817, 2449, 3634, 3703, 4898, 4991, 7406, 9982, 12719, 16399, 17143, 25438, 32798, 34286, 41791, 56327, 83582, 112654, 114793, 229586, 292537, 394289, 585074, 788578, 1295521, 2591042, 9068647, 18137294]

約数ペア:

[(1, 18137294), (2, 9068647), (7, 2591042), (14, 1295521), (23, 788578), (31, 585074), (46, 394289), (62, 292537), (79, 229586), (158, 114793), (161, 112654), (217, 83582), (322, 56327), (434, 41791), (529, 34286), (553, 32798), (713, 25438), (1058, 17143), (1106, 16399), (1426, 12719), (1817, 9982), (2449, 7406), (3634, 4991), (3703, 4898)]