12891618

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:327

約数の個数: 48

約数和(自身を含む): 29016000

約数和(自身を除く): 16124382

約数列:

[1, 2, 3, 6, 9, 18, 59, 61, 118, 122, 177, 183, 199, 354, 366, 398, 531, 549, 597, 1062, 1098, 1194, 1791, 3582, 3599, 7198, 10797, 11741, 12139, 21594, 23482, 24278, 32391, 35223, 36417, 64782, 70446, 72834, 105669, 109251, 211338, 218502, 716201, 1432402, 2148603, 4297206, 6445809, 12891618]

約数ペア:

[(1, 12891618), (2, 6445809), (3, 4297206), (6, 2148603), (9, 1432402), (18, 716201), (59, 218502), (61, 211338), (118, 109251), (122, 105669), (177, 72834), (183, 70446), (199, 64782), (354, 36417), (366, 35223), (398, 32391), (531, 24278), (549, 23482), (597, 21594), (1062, 12139), (1098, 11741), (1194, 10797), (1791, 7198), (3582, 3599)]