19499412

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 46914560

約数和(自身を除く): 27415148

約数列:

[1, 2, 3, 4, 6, 12, 67, 79, 134, 158, 201, 237, 268, 307, 316, 402, 474, 614, 804, 921, 948, 1228, 1842, 3684, 5293, 10586, 15879, 20569, 21172, 24253, 31758, 41138, 48506, 61707, 63516, 72759, 82276, 97012, 123414, 145518, 246828, 291036, 1624951, 3249902, 4874853, 6499804, 9749706, 19499412]

約数ペア:

[(1, 19499412), (2, 9749706), (3, 6499804), (4, 4874853), (6, 3249902), (12, 1624951), (67, 291036), (79, 246828), (134, 145518), (158, 123414), (201, 97012), (237, 82276), (268, 72759), (307, 63516), (316, 61707), (402, 48506), (474, 41138), (614, 31758), (804, 24253), (921, 21172), (948, 20569), (1228, 15879), (1842, 10586), (3684, 5293)]