20034455

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{641}}^1$

素因数の和:719

約数の個数: 32

約数和(自身を含む): 29583360

約数和(自身を除く): 9548905

約数列:

[1, 5, 7, 19, 35, 47, 95, 133, 235, 329, 641, 665, 893, 1645, 3205, 4465, 4487, 6251, 12179, 22435, 30127, 31255, 60895, 85253, 150635, 210889, 426265, 572413, 1054445, 2862065, 4006891, 20034455]

約数ペア:

[(1, 20034455), (5, 4006891), (7, 2862065), (19, 1054445), (35, 572413), (47, 426265), (95, 210889), (133, 150635), (235, 85253), (329, 60895), (641, 31255), (665, 30127), (893, 22435), (1645, 12179), (3205, 6251), (4465, 4487)]