20201718

素因数分解:

$2^1\times 3^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{383}}^1$

素因数の和:596

約数の個数: 32

約数和(自身を含む): 41472000

約数和(自身を除く): 21270282

約数列:

[1, 2, 3, 6, 59, 118, 149, 177, 298, 354, 383, 447, 766, 894, 1149, 2298, 8791, 17582, 22597, 26373, 45194, 52746, 57067, 67791, 114134, 135582, 171201, 342402, 3366953, 6733906, 10100859, 20201718]

約数ペア:

[(1, 20201718), (2, 10100859), (3, 6733906), (6, 3366953), (59, 342402), (118, 171201), (149, 135582), (177, 114134), (298, 67791), (354, 57067), (383, 52746), (447, 45194), (766, 26373), (894, 22597), (1149, 17582), (2298, 8791)]