221504128

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{91079}}^1$

素因数の和:91112

約数の個数: 32

約数和(自身を含む): 464508000

約数和(自身を除く): 243003872

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 91079, 182158, 364316, 728632, 1457264, 1730501, 2914528, 3461002, 5829056, 6922004, 11658112, 13844008, 27688016, 55376032, 110752064, 221504128]

約数ペア:

[(1, 221504128), (2, 110752064), (4, 55376032), (8, 27688016), (16, 13844008), (19, 11658112), (32, 6922004), (38, 5829056), (64, 3461002), (76, 2914528), (128, 1730501), (152, 1457264), (304, 728632), (608, 364316), (1216, 182158), (2432, 91079)]