28936886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1871}}^1$

素因数の和:1940

約数の個数: 32

約数和(自身を含む): 51217920

約数和(自身を除く): 22281034

約数列:

[1, 2, 11, 19, 22, 37, 38, 74, 209, 407, 418, 703, 814, 1406, 1871, 3742, 7733, 15466, 20581, 35549, 41162, 69227, 71098, 138454, 391039, 761497, 782078, 1315313, 1522994, 2630626, 14468443, 28936886]

約数ペア:

[(1, 28936886), (2, 14468443), (11, 2630626), (19, 1522994), (22, 1315313), (37, 782078), (38, 761497), (74, 391039), (209, 138454), (407, 71098), (418, 69227), (703, 41162), (814, 35549), (1406, 20581), (1871, 15466), (3742, 7733)]