20523084

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:167

約数の個数: 72

約数和(自身を含む): 51840432

約数和(自身を除く): 31317348

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 53, 61, 69, 92, 106, 122, 138, 159, 183, 212, 244, 276, 318, 366, 529, 636, 732, 1058, 1219, 1403, 1587, 2116, 2438, 2806, 3174, 3233, 3657, 4209, 4876, 5612, 6348, 6466, 7314, 8418, 9699, 12932, 14628, 16836, 19398, 28037, 32269, 38796, 56074, 64538, 74359, 84111, 96807, 112148, 129076, 148718, 168222, 193614, 223077, 297436, 336444, 387228, 446154, 892308, 1710257, 3420514, 5130771, 6841028, 10261542, 20523084]

約数ペア:

[(1, 20523084), (2, 10261542), (3, 6841028), (4, 5130771), (6, 3420514), (12, 1710257), (23, 892308), (46, 446154), (53, 387228), (61, 336444), (69, 297436), (92, 223077), (106, 193614), (122, 168222), (138, 148718), (159, 129076), (183, 112148), (212, 96807), (244, 84111), (276, 74359), (318, 64538), (366, 56074), (529, 38796), (636, 32269), (732, 28037), (1058, 19398), (1219, 16836), (1403, 14628), (1587, 12932), (2116, 9699), (2438, 8418), (2806, 7314), (3174, 6466), (3233, 6348), (3657, 5612), (4209, 4876)]