18781633272

素因数分解:

$2^3\times 3^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1\times {\mathrm{42487}}^1$

素因数の和:42772

約数の個数: 64

約数和(自身を含む): 47661338880

約数和(自身を除く): 28879705608

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 113, 163, 226, 326, 339, 452, 489, 652, 678, 904, 978, 1304, 1356, 1956, 2712, 3912, 18419, 36838, 42487, 55257, 73676, 84974, 110514, 127461, 147352, 169948, 221028, 254922, 339896, 442056, 509844, 1019688, 4801031, 6925381, 9602062, 13850762, 14403093, 19204124, 20776143, 27701524, 28806186, 38408248, 41552286, 55403048, 57612372, 83104572, 115224744, 166209144, 782568053, 1565136106, 2347704159, 3130272212, 4695408318, 6260544424, 9390816636, 18781633272]

約数ペア:

[(1, 18781633272), (2, 9390816636), (3, 6260544424), (4, 4695408318), (6, 3130272212), (8, 2347704159), (12, 1565136106), (24, 782568053), (113, 166209144), (163, 115224744), (226, 83104572), (326, 57612372), (339, 55403048), (452, 41552286), (489, 38408248), (652, 28806186), (678, 27701524), (904, 20776143), (978, 19204124), (1304, 14403093), (1356, 13850762), (1956, 9602062), (2712, 6925381), (3912, 4801031), (18419, 1019688), (36838, 509844), (42487, 442056), (55257, 339896), (73676, 254922), (84974, 221028), (110514, 169948), (127461, 147352)]