19179536

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{659}}^1$

素因数の和:791

約数の個数: 40

約数和(自身を含む): 39774240

約数和(自身を除く): 20594704

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 107, 136, 214, 272, 428, 659, 856, 1318, 1712, 1819, 2636, 3638, 5272, 7276, 10544, 11203, 14552, 22406, 29104, 44812, 70513, 89624, 141026, 179248, 282052, 564104, 1128208, 1198721, 2397442, 4794884, 9589768, 19179536]

約数ペア:

[(1, 19179536), (2, 9589768), (4, 4794884), (8, 2397442), (16, 1198721), (17, 1128208), (34, 564104), (68, 282052), (107, 179248), (136, 141026), (214, 89624), (272, 70513), (428, 44812), (659, 29104), (856, 22406), (1318, 14552), (1712, 11203), (1819, 10544), (2636, 7276), (3638, 5272)]