20149383772

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2333}}^1\times {\mathrm{13411}}^1$

素因数の和:15778

約数の個数: 48

約数和(自身を含む): 42072049152

約数和(自身を除く): 21922665380

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 2333, 4666, 9332, 13411, 16331, 26822, 32662, 53644, 53659, 65324, 93877, 107318, 187754, 214636, 308453, 375508, 375613, 616906, 751226, 1233812, 1502452, 2159171, 4318342, 8636684, 31287863, 62575726, 125151452, 219015041, 438030082, 719620849, 876060164, 1439241698, 2878483396, 5037345943, 10074691886, 20149383772]

約数ペア:

[(1, 20149383772), (2, 10074691886), (4, 5037345943), (7, 2878483396), (14, 1439241698), (23, 876060164), (28, 719620849), (46, 438030082), (92, 219015041), (161, 125151452), (322, 62575726), (644, 31287863), (2333, 8636684), (4666, 4318342), (9332, 2159171), (13411, 1502452), (16331, 1233812), (26822, 751226), (32662, 616906), (53644, 375613), (53659, 375508), (65324, 308453), (93877, 214636), (107318, 187754)]