18049316

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 35266560

約数和(自身を除く): 17217244

約数列:

[1, 2, 4, 19, 31, 38, 47, 62, 76, 94, 124, 163, 188, 326, 589, 652, 893, 1178, 1457, 1786, 2356, 2914, 3097, 3572, 5053, 5828, 6194, 7661, 10106, 12388, 15322, 20212, 27683, 30644, 55366, 96007, 110732, 145559, 192014, 237491, 291118, 384028, 474982, 582236, 949964, 4512329, 9024658, 18049316]

約数ペア:

[(1, 18049316), (2, 9024658), (4, 4512329), (19, 949964), (31, 582236), (38, 474982), (47, 384028), (62, 291118), (76, 237491), (94, 192014), (124, 145559), (163, 110732), (188, 96007), (326, 55366), (589, 30644), (652, 27683), (893, 20212), (1178, 15322), (1457, 12388), (1786, 10106), (2356, 7661), (2914, 6194), (3097, 5828), (3572, 5053)]