19110832

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:821

約数の個数: 40

約数和(自身を含む): 40223120

約数和(自身を除く): 21112288

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 556, 661, 1112, 1322, 1807, 2224, 2644, 3614, 5288, 7228, 8593, 10576, 14456, 17186, 28912, 34372, 68744, 91879, 137488, 183758, 367516, 735032, 1194427, 1470064, 2388854, 4777708, 9555416, 19110832]

約数ペア:

[(1, 19110832), (2, 9555416), (4, 4777708), (8, 2388854), (13, 1470064), (16, 1194427), (26, 735032), (52, 367516), (104, 183758), (139, 137488), (208, 91879), (278, 68744), (556, 34372), (661, 28912), (1112, 17186), (1322, 14456), (1807, 10576), (2224, 8593), (2644, 7228), (3614, 5288)]