15816684

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1913}}^1$

素因数の和:1986

約数の個数: 48

約数和(自身を含む): 40515552

約数和(自身を除く): 24698868

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 318, 636, 689, 1378, 1913, 2067, 2756, 3826, 4134, 5739, 7652, 8268, 11478, 22956, 24869, 49738, 74607, 99476, 101389, 149214, 202778, 298428, 304167, 405556, 608334, 1216668, 1318057, 2636114, 3954171, 5272228, 7908342, 15816684]

約数ペア:

[(1, 15816684), (2, 7908342), (3, 5272228), (4, 3954171), (6, 2636114), (12, 1318057), (13, 1216668), (26, 608334), (39, 405556), (52, 304167), (53, 298428), (78, 202778), (106, 149214), (156, 101389), (159, 99476), (212, 74607), (318, 49738), (636, 24869), (689, 22956), (1378, 11478), (1913, 8268), (2067, 7652), (2756, 5739), (3826, 4134)]