19195938

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:463

約数の個数: 48

約数和(自身を含む): 43804800

約数和(自身を除く): 24608862

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 199, 207, 233, 398, 414, 466, 597, 699, 1194, 1398, 1791, 2097, 3582, 4194, 4577, 5359, 9154, 10718, 13731, 16077, 27462, 32154, 41193, 46367, 48231, 82386, 92734, 96462, 139101, 278202, 417303, 834606, 1066441, 2132882, 3199323, 6398646, 9597969, 19195938]

約数ペア:

[(1, 19195938), (2, 9597969), (3, 6398646), (6, 3199323), (9, 2132882), (18, 1066441), (23, 834606), (46, 417303), (69, 278202), (138, 139101), (199, 96462), (207, 92734), (233, 82386), (398, 48231), (414, 46367), (466, 41193), (597, 32154), (699, 27462), (1194, 16077), (1398, 13731), (1791, 10718), (2097, 9154), (3582, 5359), (4194, 4577)]