19666060

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{827}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 43817760

約数和(自身を除く): 24151700

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 580, 820, 827, 1189, 1654, 2378, 3308, 4135, 4756, 5945, 8270, 11890, 16540, 23780, 23983, 33907, 47966, 67814, 95932, 119915, 135628, 169535, 239830, 339070, 479660, 678140, 983303, 1966606, 3933212, 4916515, 9833030, 19666060]

約数ペア:

[(1, 19666060), (2, 9833030), (4, 4916515), (5, 3933212), (10, 1966606), (20, 983303), (29, 678140), (41, 479660), (58, 339070), (82, 239830), (116, 169535), (145, 135628), (164, 119915), (205, 95932), (290, 67814), (410, 47966), (580, 33907), (820, 23983), (827, 23780), (1189, 16540), (1654, 11890), (2378, 8270), (3308, 5945), (4135, 4756)]