18993468

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1117}}^1$

素因数の和:1246

約数の個数: 48

約数和(自身を含む): 48208160

約数和(自身を除く): 29214692

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 109, 156, 218, 327, 436, 654, 1117, 1308, 1417, 2234, 2834, 3351, 4251, 4468, 5668, 6702, 8502, 13404, 14521, 17004, 29042, 43563, 58084, 87126, 121753, 174252, 243506, 365259, 487012, 730518, 1461036, 1582789, 3165578, 4748367, 6331156, 9496734, 18993468]

約数ペア:

[(1, 18993468), (2, 9496734), (3, 6331156), (4, 4748367), (6, 3165578), (12, 1582789), (13, 1461036), (26, 730518), (39, 487012), (52, 365259), (78, 243506), (109, 174252), (156, 121753), (218, 87126), (327, 58084), (436, 43563), (654, 29042), (1117, 17004), (1308, 14521), (1417, 13404), (2234, 8502), (2834, 6702), (3351, 5668), (4251, 4468)]