17188990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1453}}^1$

素因数の和:1493

約数の個数: 48

約数和(自身を含む): 38315808

約数和(自身を除く): 21126818

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 169, 182, 338, 455, 845, 910, 1183, 1453, 1690, 2366, 2906, 5915, 7265, 10171, 11830, 14530, 18889, 20342, 37778, 50855, 94445, 101710, 132223, 188890, 245557, 264446, 491114, 661115, 1227785, 1322230, 1718899, 2455570, 3437798, 8594495, 17188990]

約数ペア:

[(1, 17188990), (2, 8594495), (5, 3437798), (7, 2455570), (10, 1718899), (13, 1322230), (14, 1227785), (26, 661115), (35, 491114), (65, 264446), (70, 245557), (91, 188890), (130, 132223), (169, 101710), (182, 94445), (338, 50855), (455, 37778), (845, 20342), (910, 18889), (1183, 14530), (1453, 11830), (1690, 10171), (2366, 7265), (2906, 5915)]