206811970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{13669}}^1$

素因数の和:13782

約数の個数: 32

約数和(自身を含む): 398617200

約数和(自身を除く): 191805230

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 445, 890, 1513, 3026, 7565, 13669, 15130, 27338, 68345, 136690, 232373, 464746, 1161865, 1216541, 2323730, 2433082, 6082705, 12165410, 20681197, 41362394, 103405985, 206811970]

約数ペア:

[(1, 206811970), (2, 103405985), (5, 41362394), (10, 20681197), (17, 12165410), (34, 6082705), (85, 2433082), (89, 2323730), (170, 1216541), (178, 1161865), (445, 464746), (890, 232373), (1513, 136690), (3026, 68345), (7565, 27338), (13669, 15130)]