20390110468

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7333}}^1\times {\mathrm{7639}}^1$

素因数の和:14996

約数の個数: 48

約数和(自身を含む): 43928899840

約数和(自身を除く): 23538789372

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 7333, 7639, 14666, 15278, 29332, 30556, 51331, 53473, 95329, 99307, 102662, 106946, 190658, 198614, 205324, 213892, 381316, 397228, 667303, 695149, 1334606, 1390298, 2669212, 2780596, 56016787, 112033574, 224067148, 392117509, 728218231, 784235018, 1456436462, 1568470036, 2912872924, 5097527617, 10195055234, 20390110468]

約数ペア:

[(1, 20390110468), (2, 10195055234), (4, 5097527617), (7, 2912872924), (13, 1568470036), (14, 1456436462), (26, 784235018), (28, 728218231), (52, 392117509), (91, 224067148), (182, 112033574), (364, 56016787), (7333, 2780596), (7639, 2669212), (14666, 1390298), (15278, 1334606), (29332, 695149), (30556, 667303), (51331, 397228), (53473, 381316), (95329, 213892), (99307, 205324), (102662, 198614), (106946, 190658)]