19014380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12347}}^1$

素因数の和:12374

約数の個数: 48

約数和(自身を含む): 49787136

約数和(自身を除く): 30772756

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 12347, 24694, 49388, 61735, 86429, 123470, 135817, 172858, 246940, 271634, 345716, 432145, 543268, 679085, 864290, 950719, 1358170, 1728580, 1901438, 2716340, 3802876, 4753595, 9507190, 19014380]

約数ペア:

[(1, 19014380), (2, 9507190), (4, 4753595), (5, 3802876), (7, 2716340), (10, 1901438), (11, 1728580), (14, 1358170), (20, 950719), (22, 864290), (28, 679085), (35, 543268), (44, 432145), (55, 345716), (70, 271634), (77, 246940), (110, 172858), (140, 135817), (154, 123470), (220, 86429), (308, 61735), (385, 49388), (770, 24694), (1540, 12347)]