19332740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8123}}^1$

素因数の和:8156

約数の個数: 48

約数和(自身を含む): 49133952

約数和(自身を除く): 29801212

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 8123, 16246, 32492, 40615, 56861, 81230, 113722, 138091, 162460, 227444, 276182, 284305, 552364, 568610, 690455, 966637, 1137220, 1380910, 1933274, 2761820, 3866548, 4833185, 9666370, 19332740]

約数ペア:

[(1, 19332740), (2, 9666370), (4, 4833185), (5, 3866548), (7, 2761820), (10, 1933274), (14, 1380910), (17, 1137220), (20, 966637), (28, 690455), (34, 568610), (35, 552364), (68, 284305), (70, 276182), (85, 227444), (119, 162460), (140, 138091), (170, 113722), (238, 81230), (340, 56861), (476, 40615), (595, 32492), (1190, 16246), (2380, 8123)]