18469616412

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1621849}}^1$

素因数の和:1621942

約数の個数: 48

約数和(自身を含む): 47046624800

約数和(自身を除く): 28577008388

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 146, 156, 219, 292, 438, 876, 949, 1898, 2847, 3796, 5694, 11388, 1621849, 3243698, 4865547, 6487396, 9731094, 19462188, 21084037, 42168074, 63252111, 84336148, 118394977, 126504222, 236789954, 253008444, 355184931, 473579908, 710369862, 1420739724, 1539134701, 3078269402, 4617404103, 6156538804, 9234808206, 18469616412]

約数ペア:

[(1, 18469616412), (2, 9234808206), (3, 6156538804), (4, 4617404103), (6, 3078269402), (12, 1539134701), (13, 1420739724), (26, 710369862), (39, 473579908), (52, 355184931), (73, 253008444), (78, 236789954), (146, 126504222), (156, 118394977), (219, 84336148), (292, 63252111), (438, 42168074), (876, 21084037), (949, 19462188), (1898, 9731094), (2847, 6487396), (3796, 4865547), (5694, 3243698), (11388, 1621849)]