19325565

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3229}}^1$

素因数の和:3266

約数の個数: 48

約数和(自身を含む): 40310400

約数和(自身を除く): 20984835

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 3229, 5985, 9687, 16145, 22603, 29061, 48435, 61351, 67809, 113015, 145305, 184053, 203427, 306755, 339045, 429457, 552159, 920265, 1017135, 1288371, 2147285, 2760795, 3865113, 6441855, 19325565]

約数ペア:

[(1, 19325565), (3, 6441855), (5, 3865113), (7, 2760795), (9, 2147285), (15, 1288371), (19, 1017135), (21, 920265), (35, 552159), (45, 429457), (57, 339045), (63, 306755), (95, 203427), (105, 184053), (133, 145305), (171, 113015), (285, 67809), (315, 61351), (399, 48435), (665, 29061), (855, 22603), (1197, 16145), (1995, 9687), (3229, 5985)]