19660432

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6571}}^1$

素因数の和:6607

約数の個数: 40

約数和(自身を含む): 44006112

約数和(自身を除く): 24345680

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1496, 2992, 6571, 13142, 26284, 52568, 72281, 105136, 111707, 144562, 223414, 289124, 446828, 578248, 893656, 1156496, 1228777, 1787312, 2457554, 4915108, 9830216, 19660432]

約数ペア:

[(1, 19660432), (2, 9830216), (4, 4915108), (8, 2457554), (11, 1787312), (16, 1228777), (17, 1156496), (22, 893656), (34, 578248), (44, 446828), (68, 289124), (88, 223414), (136, 144562), (176, 111707), (187, 105136), (272, 72281), (374, 52568), (748, 26284), (1496, 13142), (2992, 6571)]