19051890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4441}}^1$

素因数の和:4475

約数の個数: 64

約数和(自身を含む): 53730432

約数和(自身を除く): 34678542

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 429, 715, 858, 1430, 2145, 4290, 4441, 8882, 13323, 22205, 26646, 44410, 48851, 57733, 66615, 97702, 115466, 133230, 146553, 173199, 244255, 288665, 293106, 346398, 488510, 577330, 635063, 732765, 865995, 1270126, 1465530, 1731990, 1905189, 3175315, 3810378, 6350630, 9525945, 19051890]

約数ペア:

[(1, 19051890), (2, 9525945), (3, 6350630), (5, 3810378), (6, 3175315), (10, 1905189), (11, 1731990), (13, 1465530), (15, 1270126), (22, 865995), (26, 732765), (30, 635063), (33, 577330), (39, 488510), (55, 346398), (65, 293106), (66, 288665), (78, 244255), (110, 173199), (130, 146553), (143, 133230), (165, 115466), (195, 97702), (286, 66615), (330, 57733), (390, 48851), (429, 44410), (715, 26646), (858, 22205), (1430, 13323), (2145, 8882), (4290, 4441)]