31618636

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{499}}^1$

素因数の和:614

約数の個数: 48

約数和(自身を含む): 66304000

約数和(自身を除く): 34685364

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 73, 124, 146, 217, 292, 434, 499, 511, 868, 998, 1022, 1996, 2044, 2263, 3493, 4526, 6986, 9052, 13972, 15469, 15841, 30938, 31682, 36427, 61876, 63364, 72854, 108283, 145708, 216566, 254989, 433132, 509978, 1019956, 1129237, 2258474, 4516948, 7904659, 15809318, 31618636]

約数ペア:

[(1, 31618636), (2, 15809318), (4, 7904659), (7, 4516948), (14, 2258474), (28, 1129237), (31, 1019956), (62, 509978), (73, 433132), (124, 254989), (146, 216566), (217, 145708), (292, 108283), (434, 72854), (499, 63364), (511, 61876), (868, 36427), (998, 31682), (1022, 30938), (1996, 15841), (2044, 15469), (2263, 13972), (3493, 9052), (4526, 6986)]