19716216

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{4861}}^1$

素因数の和:4896

約数の個数: 48

約数和(自身を含む): 53384760

約数和(自身を除く): 33668544

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 4056, 4861, 9722, 14583, 19444, 29166, 38888, 58332, 63193, 116664, 126386, 189579, 252772, 379158, 505544, 758316, 821509, 1516632, 1643018, 2464527, 3286036, 4929054, 6572072, 9858108, 19716216]

約数ペア:

[(1, 19716216), (2, 9858108), (3, 6572072), (4, 4929054), (6, 3286036), (8, 2464527), (12, 1643018), (13, 1516632), (24, 821509), (26, 758316), (39, 505544), (52, 379158), (78, 252772), (104, 189579), (156, 126386), (169, 116664), (312, 63193), (338, 58332), (507, 38888), (676, 29166), (1014, 19444), (1352, 14583), (2028, 9722), (4056, 4861)]