19551064

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3547}}^1$

素因数の和:3619

約数の個数: 32

約数和(自身を含む): 40234320

約数和(自身を除く): 20683256

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 3547, 5512, 7094, 14188, 28376, 46111, 92222, 184444, 187991, 368888, 375982, 751964, 1503928, 2443883, 4887766, 9775532, 19551064]

約数ペア:

[(1, 19551064), (2, 9775532), (4, 4887766), (8, 2443883), (13, 1503928), (26, 751964), (52, 375982), (53, 368888), (104, 187991), (106, 184444), (212, 92222), (424, 46111), (689, 28376), (1378, 14188), (2756, 7094), (3547, 5512)]