23131438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:388

約数の個数: 32

約数和(自身を含む): 39338208

約数和(自身を除く): 16206770

約数列:

[1, 2, 11, 22, 37, 74, 157, 181, 314, 362, 407, 814, 1727, 1991, 3454, 3982, 5809, 6697, 11618, 13394, 28417, 56834, 63899, 73667, 127798, 147334, 312587, 625174, 1051429, 2102858, 11565719, 23131438]

約数ペア:

[(1, 23131438), (2, 11565719), (11, 2102858), (22, 1051429), (37, 625174), (74, 312587), (157, 147334), (181, 127798), (314, 73667), (362, 63899), (407, 56834), (814, 28417), (1727, 13394), (1991, 11618), (3454, 6697), (3982, 5809)]