19896562

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2039}}^1$

素因数の和:2106

約数の個数: 32

約数和(自身を含む): 37013760

約数和(自身を除く): 17117198

約数列:

[1, 2, 7, 14, 17, 34, 41, 82, 119, 238, 287, 574, 697, 1394, 2039, 4078, 4879, 9758, 14273, 28546, 34663, 69326, 83599, 167198, 242641, 485282, 585193, 1170386, 1421183, 2842366, 9948281, 19896562]

約数ペア:

[(1, 19896562), (2, 9948281), (7, 2842366), (14, 1421183), (17, 1170386), (34, 585193), (41, 485282), (82, 242641), (119, 167198), (238, 83599), (287, 69326), (574, 34663), (697, 28546), (1394, 14273), (2039, 9758), (4078, 4879)]