18278538

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{1109}}^1$

素因数の和:1222

約数の個数: 32

約数和(自身を含む): 38041920

約数和(自身を除く): 19763382

約数列:

[1, 2, 3, 6, 41, 67, 82, 123, 134, 201, 246, 402, 1109, 2218, 2747, 3327, 5494, 6654, 8241, 16482, 45469, 74303, 90938, 136407, 148606, 222909, 272814, 445818, 3046423, 6092846, 9139269, 18278538]

約数ペア:

[(1, 18278538), (2, 9139269), (3, 6092846), (6, 3046423), (41, 445818), (67, 272814), (82, 222909), (123, 148606), (134, 136407), (201, 90938), (246, 74303), (402, 45469), (1109, 16482), (2218, 8241), (2747, 6654), (3327, 5494)]