19391604

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{541}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 47349120

約数和(自身を除く): 27957516

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 103, 116, 174, 206, 309, 348, 412, 541, 618, 1082, 1236, 1623, 2164, 2987, 3246, 5974, 6492, 8961, 11948, 15689, 17922, 31378, 35844, 47067, 55723, 62756, 94134, 111446, 167169, 188268, 222892, 334338, 668676, 1615967, 3231934, 4847901, 6463868, 9695802, 19391604]

約数ペア:

[(1, 19391604), (2, 9695802), (3, 6463868), (4, 4847901), (6, 3231934), (12, 1615967), (29, 668676), (58, 334338), (87, 222892), (103, 188268), (116, 167169), (174, 111446), (206, 94134), (309, 62756), (348, 55723), (412, 47067), (541, 35844), (618, 31378), (1082, 17922), (1236, 15689), (1623, 11948), (2164, 8961), (2987, 6492), (3246, 5974)]