19765530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7573}}^1$

素因数の和:7615

約数の個数: 48

約数和(自身を含む): 53169480

約数和(自身を除く): 33403950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 7573, 15146, 22719, 37865, 45438, 68157, 75730, 113595, 136314, 219617, 227190, 340785, 439234, 658851, 681570, 1098085, 1317702, 1976553, 2196170, 3294255, 3953106, 6588510, 9882765, 19765530]

約数ペア:

[(1, 19765530), (2, 9882765), (3, 6588510), (5, 3953106), (6, 3294255), (9, 2196170), (10, 1976553), (15, 1317702), (18, 1098085), (29, 681570), (30, 658851), (45, 439234), (58, 340785), (87, 227190), (90, 219617), (145, 136314), (174, 113595), (261, 75730), (290, 68157), (435, 45438), (522, 37865), (870, 22719), (1305, 15146), (2610, 7573)]