38981384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 82736640

約数和(自身を除く): 43755256

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 107, 113, 124, 214, 226, 248, 403, 428, 452, 806, 856, 904, 1391, 1469, 1612, 2782, 2938, 3224, 3317, 3503, 5564, 5876, 6634, 7006, 11128, 11752, 12091, 13268, 14012, 24182, 26536, 28024, 43121, 45539, 48364, 86242, 91078, 96728, 157183, 172484, 182156, 314366, 344968, 364312, 374821, 628732, 749642, 1257464, 1499284, 2998568, 4872673, 9745346, 19490692, 38981384]

約数ペア:

[(1, 38981384), (2, 19490692), (4, 9745346), (8, 4872673), (13, 2998568), (26, 1499284), (31, 1257464), (52, 749642), (62, 628732), (104, 374821), (107, 364312), (113, 344968), (124, 314366), (214, 182156), (226, 172484), (248, 157183), (403, 96728), (428, 91078), (452, 86242), (806, 48364), (856, 45539), (904, 43121), (1391, 28024), (1469, 26536), (1612, 24182), (2782, 14012), (2938, 13268), (3224, 12091), (3317, 11752), (3503, 11128), (5564, 7006), (5876, 6634)]