19211698

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:151

約数の個数: 48

約数和(自身を含む): 34564320

約数和(自身を除く): 15352622

約数列:

[1, 2, 11, 19, 22, 38, 41, 59, 82, 118, 209, 361, 418, 451, 649, 722, 779, 902, 1121, 1298, 1558, 2242, 2419, 3971, 4838, 7942, 8569, 12331, 14801, 17138, 21299, 24662, 26609, 29602, 42598, 45961, 53218, 91922, 162811, 234289, 325622, 468578, 505571, 873259, 1011142, 1746518, 9605849, 19211698]

約数ペア:

[(1, 19211698), (2, 9605849), (11, 1746518), (19, 1011142), (22, 873259), (38, 505571), (41, 468578), (59, 325622), (82, 234289), (118, 162811), (209, 91922), (361, 53218), (418, 45961), (451, 42598), (649, 29602), (722, 26609), (779, 24662), (902, 21299), (1121, 17138), (1298, 14801), (1558, 12331), (2242, 8569), (2419, 7942), (3971, 4838)]