20371398

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^2\times {\mathrm{53}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 43876080

約数和(自身を除く): 23504682

約数列:

[1, 2, 3, 6, 29, 47, 53, 58, 87, 94, 106, 141, 159, 174, 282, 318, 1363, 1537, 2209, 2491, 2726, 3074, 4089, 4418, 4611, 4982, 6627, 7473, 8178, 9222, 13254, 14946, 64061, 72239, 117077, 128122, 144478, 192183, 216717, 234154, 351231, 384366, 433434, 702462, 3395233, 6790466, 10185699, 20371398]

約数ペア:

[(1, 20371398), (2, 10185699), (3, 6790466), (6, 3395233), (29, 702462), (47, 433434), (53, 384366), (58, 351231), (87, 234154), (94, 216717), (106, 192183), (141, 144478), (159, 128122), (174, 117077), (282, 72239), (318, 64061), (1363, 14946), (1537, 13254), (2209, 9222), (2491, 8178), (2726, 7473), (3074, 6627), (4089, 4982), (4418, 4611)]