17984898

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{193}}^1$

素因数の和:399

約数の個数: 48

約数和(自身を含む): 40674816

約数和(自身を除く): 22689918

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 167, 186, 193, 279, 334, 386, 501, 558, 579, 1002, 1158, 1503, 1737, 3006, 3474, 5177, 5983, 10354, 11966, 15531, 17949, 31062, 32231, 35898, 46593, 53847, 64462, 93186, 96693, 107694, 193386, 290079, 580158, 999161, 1998322, 2997483, 5994966, 8992449, 17984898]

約数ペア:

[(1, 17984898), (2, 8992449), (3, 5994966), (6, 2997483), (9, 1998322), (18, 999161), (31, 580158), (62, 290079), (93, 193386), (167, 107694), (186, 96693), (193, 93186), (279, 64462), (334, 53847), (386, 46593), (501, 35898), (558, 32231), (579, 31062), (1002, 17949), (1158, 15531), (1503, 11966), (1737, 10354), (3006, 5983), (3474, 5177)]