19296860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{367}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 44513280

約数和(自身を除く): 25216420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 239, 367, 478, 734, 956, 1195, 1468, 1835, 2390, 2629, 3670, 4037, 4780, 5258, 7340, 8074, 10516, 13145, 16148, 20185, 26290, 40370, 52580, 80740, 87713, 175426, 350852, 438565, 877130, 964843, 1754260, 1929686, 3859372, 4824215, 9648430, 19296860]

約数ペア:

[(1, 19296860), (2, 9648430), (4, 4824215), (5, 3859372), (10, 1929686), (11, 1754260), (20, 964843), (22, 877130), (44, 438565), (55, 350852), (110, 175426), (220, 87713), (239, 80740), (367, 52580), (478, 40370), (734, 26290), (956, 20185), (1195, 16148), (1468, 13145), (1835, 10516), (2390, 8074), (2629, 7340), (3670, 5258), (4037, 4780)]