19015896

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 49996800

約数和(自身を除く): 30980904

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 61, 62, 93, 122, 124, 183, 186, 244, 248, 366, 372, 419, 488, 732, 744, 838, 1257, 1464, 1676, 1891, 2514, 3352, 3782, 5028, 5673, 7564, 10056, 11346, 12989, 15128, 22692, 25559, 25978, 38967, 45384, 51118, 51956, 76677, 77934, 102236, 103912, 153354, 155868, 204472, 306708, 311736, 613416, 792329, 1584658, 2376987, 3169316, 4753974, 6338632, 9507948, 19015896]

約数ペア:

[(1, 19015896), (2, 9507948), (3, 6338632), (4, 4753974), (6, 3169316), (8, 2376987), (12, 1584658), (24, 792329), (31, 613416), (61, 311736), (62, 306708), (93, 204472), (122, 155868), (124, 153354), (183, 103912), (186, 102236), (244, 77934), (248, 76677), (366, 51956), (372, 51118), (419, 45384), (488, 38967), (732, 25978), (744, 25559), (838, 22692), (1257, 15128), (1464, 12989), (1676, 11346), (1891, 10056), (2514, 7564), (3352, 5673), (3782, 5028)]