19243485

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 35717760

約数和(自身を除く): 16474275

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 71, 95, 171, 213, 285, 317, 355, 639, 855, 951, 1065, 1349, 1585, 2853, 3195, 4047, 4755, 6023, 6745, 12141, 14265, 18069, 20235, 22507, 30115, 54207, 60705, 67521, 90345, 112535, 202563, 271035, 337605, 427633, 1012815, 1282899, 2138165, 3848697, 6414495, 19243485]

約数ペア:

[(1, 19243485), (3, 6414495), (5, 3848697), (9, 2138165), (15, 1282899), (19, 1012815), (45, 427633), (57, 337605), (71, 271035), (95, 202563), (171, 112535), (213, 90345), (285, 67521), (317, 60705), (355, 54207), (639, 30115), (855, 22507), (951, 20235), (1065, 18069), (1349, 14265), (1585, 12141), (2853, 6745), (3195, 6023), (4047, 4755)]