18843708

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{607}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 47667200

約数和(自身を除く): 28823492

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 199, 398, 597, 607, 796, 1194, 1214, 1821, 2388, 2428, 2587, 3642, 5174, 7284, 7761, 7891, 10348, 15522, 15782, 23673, 31044, 31564, 47346, 94692, 120793, 241586, 362379, 483172, 724758, 1449516, 1570309, 3140618, 4710927, 6281236, 9421854, 18843708]

約数ペア:

[(1, 18843708), (2, 9421854), (3, 6281236), (4, 4710927), (6, 3140618), (12, 1570309), (13, 1449516), (26, 724758), (39, 483172), (52, 362379), (78, 241586), (156, 120793), (199, 94692), (398, 47346), (597, 31564), (607, 31044), (796, 23673), (1194, 15782), (1214, 15522), (1821, 10348), (2388, 7891), (2428, 7761), (2587, 7284), (3642, 5174)]