8919968

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{863}}^1$

素因数の和:909

約数の個数: 48

約数和(自身を含む): 19595520

約数和(自身を除く): 10675552

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 863, 1292, 1726, 2584, 3452, 5168, 6904, 10336, 13808, 14671, 16397, 27616, 29342, 32794, 58684, 65588, 117368, 131176, 234736, 262352, 278749, 469472, 524704, 557498, 1114996, 2229992, 4459984, 8919968]

約数ペア:

[(1, 8919968), (2, 4459984), (4, 2229992), (8, 1114996), (16, 557498), (17, 524704), (19, 469472), (32, 278749), (34, 262352), (38, 234736), (68, 131176), (76, 117368), (136, 65588), (152, 58684), (272, 32794), (304, 29342), (323, 27616), (544, 16397), (608, 14671), (646, 13808), (863, 10336), (1292, 6904), (1726, 5168), (2584, 3452)]