8641504

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:323

約数の個数: 48

約数和(自身を含む): 18280080

約数和(自身を除く): 9638576

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 61, 76, 122, 152, 233, 244, 304, 466, 488, 608, 932, 976, 1159, 1864, 1952, 2318, 3728, 4427, 4636, 7456, 8854, 9272, 14213, 17708, 18544, 28426, 35416, 37088, 56852, 70832, 113704, 141664, 227408, 270047, 454816, 540094, 1080188, 2160376, 4320752, 8641504]

約数ペア:

[(1, 8641504), (2, 4320752), (4, 2160376), (8, 1080188), (16, 540094), (19, 454816), (32, 270047), (38, 227408), (61, 141664), (76, 113704), (122, 70832), (152, 56852), (233, 37088), (244, 35416), (304, 28426), (466, 18544), (488, 17708), (608, 14213), (932, 9272), (976, 8854), (1159, 7456), (1864, 4636), (1952, 4427), (2318, 3728)]