20743476

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{132971}}^1$

素因数の和:132991

約数の個数: 24

約数和(自身を含む): 52125024

約数和(自身を除く): 31381548

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 132971, 265942, 398913, 531884, 797826, 1595652, 1728623, 3457246, 5185869, 6914492, 10371738, 20743476]

約数ペア:

[(1, 20743476), (2, 10371738), (3, 6914492), (4, 5185869), (6, 3457246), (12, 1728623), (13, 1595652), (26, 797826), (39, 531884), (52, 398913), (78, 265942), (156, 132971)]