16840936

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 38016000

約数和(自身を除く): 21175064

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 89, 109, 124, 178, 217, 218, 248, 356, 434, 436, 623, 712, 763, 868, 872, 1246, 1526, 1736, 2492, 2759, 3052, 3379, 4984, 5518, 6104, 6758, 9701, 11036, 13516, 19313, 19402, 22072, 23653, 27032, 38626, 38804, 47306, 67907, 77252, 77608, 94612, 135814, 154504, 189224, 271628, 300731, 543256, 601462, 1202924, 2105117, 2405848, 4210234, 8420468, 16840936]

約数ペア:

[(1, 16840936), (2, 8420468), (4, 4210234), (7, 2405848), (8, 2105117), (14, 1202924), (28, 601462), (31, 543256), (56, 300731), (62, 271628), (89, 189224), (109, 154504), (124, 135814), (178, 94612), (217, 77608), (218, 77252), (248, 67907), (356, 47306), (434, 38804), (436, 38626), (623, 27032), (712, 23653), (763, 22072), (868, 19402), (872, 19313), (1246, 13516), (1526, 11036), (1736, 9701), (2492, 6758), (2759, 6104), (3052, 5518), (3379, 4984)]