18437808

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{12391}}^1$

素因数の和:12433

約数の個数: 40

約数和(自身を含む): 49171456

約数和(自身を除く): 30733648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 12391, 24782, 37173, 49564, 74346, 99128, 148692, 198256, 297384, 384121, 594768, 768242, 1152363, 1536484, 2304726, 3072968, 4609452, 6145936, 9218904, 18437808]

約数ペア:

[(1, 18437808), (2, 9218904), (3, 6145936), (4, 4609452), (6, 3072968), (8, 2304726), (12, 1536484), (16, 1152363), (24, 768242), (31, 594768), (48, 384121), (62, 297384), (93, 198256), (124, 148692), (186, 99128), (248, 74346), (372, 49564), (496, 37173), (744, 24782), (1488, 12391)]