18739404

素因数分解:

$2^2\times 3^3\times {\mathrm{167}}^1\times {\mathrm{1039}}^1$

素因数の和:1219

約数の個数: 48

約数和(自身を含む): 48921600

約数和(自身を除く): 30182196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 167, 334, 501, 668, 1002, 1039, 1503, 2004, 2078, 3006, 3117, 4156, 4509, 6012, 6234, 9018, 9351, 12468, 18036, 18702, 28053, 37404, 56106, 112212, 173513, 347026, 520539, 694052, 1041078, 1561617, 2082156, 3123234, 4684851, 6246468, 9369702, 18739404]

約数ペア:

[(1, 18739404), (2, 9369702), (3, 6246468), (4, 4684851), (6, 3123234), (9, 2082156), (12, 1561617), (18, 1041078), (27, 694052), (36, 520539), (54, 347026), (108, 173513), (167, 112212), (334, 56106), (501, 37404), (668, 28053), (1002, 18702), (1039, 18036), (1503, 12468), (2004, 9351), (2078, 9018), (3006, 6234), (3117, 6012), (4156, 4509)]