1388596

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:196

約数の個数: 36

約数和(自身を含む): 2830240

約数和(自身を除く): 1441644

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 151, 209, 242, 302, 418, 484, 604, 836, 1661, 2299, 2869, 3322, 4598, 5738, 6644, 9196, 11476, 18271, 31559, 36542, 63118, 73084, 126236, 347149, 694298, 1388596]

約数ペア:

[(1, 1388596), (2, 694298), (4, 347149), (11, 126236), (19, 73084), (22, 63118), (38, 36542), (44, 31559), (76, 18271), (121, 11476), (151, 9196), (209, 6644), (242, 5738), (302, 4598), (418, 3322), (484, 2869), (604, 2299), (836, 1661)]