2029840112

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{19801}}^1$

素因数の和:20001

約数の個数: 40

約数和(自身を含む): 4051489200

約数和(自身を除く): 2021649088

約数列:

[1, 2, 4, 8, 16, 43, 86, 149, 172, 298, 344, 596, 688, 1192, 2384, 6407, 12814, 19801, 25628, 39602, 51256, 79204, 102512, 158408, 316816, 851443, 1702886, 2950349, 3405772, 5900698, 6811544, 11801396, 13623088, 23602792, 47205584, 126865007, 253730014, 507460028, 1014920056, 2029840112]

約数ペア:

[(1, 2029840112), (2, 1014920056), (4, 507460028), (8, 253730014), (16, 126865007), (43, 47205584), (86, 23602792), (149, 13623088), (172, 11801396), (298, 6811544), (344, 5900698), (596, 3405772), (688, 2950349), (1192, 1702886), (2384, 851443), (6407, 316816), (12814, 158408), (19801, 102512), (25628, 79204), (39602, 51256)]