19290345

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 12643095

約数列:

[1, 3, 5, 15, 59, 71, 177, 213, 295, 307, 355, 885, 921, 1065, 1535, 4189, 4605, 12567, 18113, 20945, 21797, 54339, 62835, 65391, 90565, 108985, 271695, 326955, 1286023, 3858069, 6430115, 19290345]

約数ペア:

[(1, 19290345), (3, 6430115), (5, 3858069), (15, 1286023), (59, 326955), (71, 271695), (177, 108985), (213, 90565), (295, 65391), (307, 62835), (355, 54339), (885, 21797), (921, 20945), (1065, 18113), (1535, 12567), (4189, 4605)]