31956138

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:164

約数の個数: 96

約数和(自身を含む): 77837760

約数和(自身を除く): 45881622

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 41, 43, 53, 57, 82, 86, 106, 114, 123, 129, 159, 171, 246, 258, 318, 342, 369, 387, 477, 738, 774, 779, 817, 954, 1007, 1558, 1634, 1763, 2014, 2173, 2279, 2337, 2451, 3021, 3526, 4346, 4558, 4674, 4902, 5289, 6042, 6519, 6837, 7011, 7353, 9063, 10578, 13038, 13674, 14022, 14706, 15867, 18126, 19557, 20511, 31734, 33497, 39114, 41022, 41287, 43301, 66994, 82574, 86602, 93439, 100491, 123861, 129903, 186878, 200982, 247722, 259806, 280317, 301473, 371583, 389709, 560634, 602946, 743166, 779418, 840951, 1681902, 1775341, 3550682, 5326023, 10652046, 15978069, 31956138]

約数ペア:

[(1, 31956138), (2, 15978069), (3, 10652046), (6, 5326023), (9, 3550682), (18, 1775341), (19, 1681902), (38, 840951), (41, 779418), (43, 743166), (53, 602946), (57, 560634), (82, 389709), (86, 371583), (106, 301473), (114, 280317), (123, 259806), (129, 247722), (159, 200982), (171, 186878), (246, 129903), (258, 123861), (318, 100491), (342, 93439), (369, 86602), (387, 82574), (477, 66994), (738, 43301), (774, 41287), (779, 41022), (817, 39114), (954, 33497), (1007, 31734), (1558, 20511), (1634, 19557), (1763, 18126), (2014, 15867), (2173, 14706), (2279, 14022), (2337, 13674), (2451, 13038), (3021, 10578), (3526, 9063), (4346, 7353), (4558, 7011), (4674, 6837), (4902, 6519), (5289, 6042)]