20103435

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2389}}^1$

素因数の和:2428

約数の個数: 48

約数和(自身を含む): 40266720

約数和(自身を除く): 20163285

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 153, 165, 187, 255, 495, 561, 765, 935, 1683, 2389, 2805, 7167, 8415, 11945, 21501, 26279, 35835, 40613, 78837, 107505, 121839, 131395, 203065, 236511, 365517, 394185, 446743, 609195, 1182555, 1340229, 1827585, 2233715, 4020687, 6701145, 20103435]

約数ペア:

[(1, 20103435), (3, 6701145), (5, 4020687), (9, 2233715), (11, 1827585), (15, 1340229), (17, 1182555), (33, 609195), (45, 446743), (51, 394185), (55, 365517), (85, 236511), (99, 203065), (153, 131395), (165, 121839), (187, 107505), (255, 78837), (495, 40613), (561, 35835), (765, 26279), (935, 21501), (1683, 11945), (2389, 8415), (2805, 7167)]