18556572

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 44634240

約数和(自身を除く): 26077668

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 163, 179, 212, 318, 326, 358, 489, 537, 636, 652, 716, 978, 1074, 1956, 2148, 8639, 9487, 17278, 18974, 25917, 28461, 29177, 34556, 37948, 51834, 56922, 58354, 87531, 103668, 113844, 116708, 175062, 350124, 1546381, 3092762, 4639143, 6185524, 9278286, 18556572]

約数ペア:

[(1, 18556572), (2, 9278286), (3, 6185524), (4, 4639143), (6, 3092762), (12, 1546381), (53, 350124), (106, 175062), (159, 116708), (163, 113844), (179, 103668), (212, 87531), (318, 58354), (326, 56922), (358, 51834), (489, 37948), (537, 34556), (636, 29177), (652, 28461), (716, 25917), (978, 18974), (1074, 17278), (1956, 9487), (2148, 8639)]