20178272376

素因数分解:

$2^3\times 3^2\times {\mathrm{1709}}^1\times {\mathrm{163987}}^1$

素因数の和:165708

約数の個数: 48

約数和(自身を含む): 54681798600

約数和(自身を除く): 34503526224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1709, 3418, 5127, 6836, 10254, 13672, 15381, 20508, 30762, 41016, 61524, 123048, 163987, 327974, 491961, 655948, 983922, 1311896, 1475883, 1967844, 2951766, 3935688, 5903532, 11807064, 280253783, 560507566, 840761349, 1121015132, 1681522698, 2242030264, 2522284047, 3363045396, 5044568094, 6726090792, 10089136188, 20178272376]

約数ペア:

[(1, 20178272376), (2, 10089136188), (3, 6726090792), (4, 5044568094), (6, 3363045396), (8, 2522284047), (9, 2242030264), (12, 1681522698), (18, 1121015132), (24, 840761349), (36, 560507566), (72, 280253783), (1709, 11807064), (3418, 5903532), (5127, 3935688), (6836, 2951766), (10254, 1967844), (13672, 1475883), (15381, 1311896), (20508, 983922), (30762, 655948), (41016, 491961), (61524, 327974), (123048, 163987)]