19694145

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1033}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 33352704

約数和(自身を除く): 13658559

約数列:

[1, 3, 5, 15, 31, 41, 93, 123, 155, 205, 465, 615, 1033, 1271, 3099, 3813, 5165, 6355, 15495, 19065, 32023, 42353, 96069, 127059, 160115, 211765, 480345, 635295, 1312943, 3938829, 6564715, 19694145]

約数ペア:

[(1, 19694145), (3, 6564715), (5, 3938829), (15, 1312943), (31, 635295), (41, 480345), (93, 211765), (123, 160115), (155, 127059), (205, 96069), (465, 42353), (615, 32023), (1033, 19065), (1271, 15495), (3099, 6355), (3813, 5165)]