19859672

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{907}}^1$

素因数の和:960

約数の個数: 64

約数和(自身を含む): 47070720

約数和(自身を除く): 27211048

約数列:

[1, 2, 4, 7, 8, 14, 17, 23, 28, 34, 46, 56, 68, 92, 119, 136, 161, 184, 238, 322, 391, 476, 644, 782, 907, 952, 1288, 1564, 1814, 2737, 3128, 3628, 5474, 6349, 7256, 10948, 12698, 15419, 20861, 21896, 25396, 30838, 41722, 50792, 61676, 83444, 107933, 123352, 146027, 166888, 215866, 292054, 354637, 431732, 584108, 709274, 863464, 1168216, 1418548, 2482459, 2837096, 4964918, 9929836, 19859672]

約数ペア:

[(1, 19859672), (2, 9929836), (4, 4964918), (7, 2837096), (8, 2482459), (14, 1418548), (17, 1168216), (23, 863464), (28, 709274), (34, 584108), (46, 431732), (56, 354637), (68, 292054), (92, 215866), (119, 166888), (136, 146027), (161, 123352), (184, 107933), (238, 83444), (322, 61676), (391, 50792), (476, 41722), (644, 30838), (782, 25396), (907, 21896), (952, 20861), (1288, 15419), (1564, 12698), (1814, 10948), (2737, 7256), (3128, 6349), (3628, 5474)]