1821981952126

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{22541}}^1\times {\mathrm{303871}}^1$

素因数の和:326440

約数の個数: 32

約数和(自身を含む): 3287943659520

約数和(自身を除く): 1465961707394

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 22541, 45082, 157787, 303871, 315574, 428279, 607742, 856558, 2127097, 2997953, 4254194, 5773549, 5995906, 11547098, 40414843, 80829686, 6849556211, 13699112422, 47946893477, 95893786954, 130141568009, 260283136018, 910990976063, 1821981952126]

約数ペア:

[(1, 1821981952126), (2, 910990976063), (7, 260283136018), (14, 130141568009), (19, 95893786954), (38, 47946893477), (133, 13699112422), (266, 6849556211), (22541, 80829686), (45082, 40414843), (157787, 11547098), (303871, 5995906), (315574, 5773549), (428279, 4254194), (607742, 2997953), (856558, 2127097)]