20683494

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{563}}^1$

素因数の和:741

約数の個数: 48

約数和(自身を含む): 48655152

約数和(自身を除く): 27971658

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 157, 234, 314, 471, 563, 942, 1126, 1413, 1689, 2041, 2826, 3378, 4082, 5067, 6123, 7319, 10134, 12246, 14638, 18369, 21957, 36738, 43914, 65871, 88391, 131742, 176782, 265173, 530346, 795519, 1149083, 1591038, 2298166, 3447249, 6894498, 10341747, 20683494]

約数ペア:

[(1, 20683494), (2, 10341747), (3, 6894498), (6, 3447249), (9, 2298166), (13, 1591038), (18, 1149083), (26, 795519), (39, 530346), (78, 265173), (117, 176782), (157, 131742), (234, 88391), (314, 65871), (471, 43914), (563, 36738), (942, 21957), (1126, 18369), (1413, 14638), (1689, 12246), (2041, 10134), (2826, 7319), (3378, 6123), (4082, 5067)]