19153708

素因数分解:

$2^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1237}}^1$

素因数の和:1334

約数の個数: 36

約数和(自身を含む): 39516960

約数和(自身を除く): 20363252

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 158, 196, 316, 553, 1106, 1237, 2212, 2474, 3871, 4948, 7742, 8659, 15484, 17318, 34636, 60613, 97723, 121226, 195446, 242452, 390892, 684061, 1368122, 2736244, 4788427, 9576854, 19153708]

約数ペア:

[(1, 19153708), (2, 9576854), (4, 4788427), (7, 2736244), (14, 1368122), (28, 684061), (49, 390892), (79, 242452), (98, 195446), (158, 121226), (196, 97723), (316, 60613), (553, 34636), (1106, 17318), (1237, 15484), (2212, 8659), (2474, 7742), (3871, 4948)]