20162592051

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1\times {\mathrm{677}}^1$

素因数の和:1220

約数の個数: 64

約数和(自身を含む): 32373209088

約数和(自身を除く): 12210617037

約数列:

[1, 3, 7, 21, 23, 69, 161, 197, 313, 483, 591, 677, 939, 1379, 2031, 2191, 4137, 4531, 4739, 6573, 7199, 13593, 14217, 15571, 21597, 31717, 46713, 50393, 61661, 95151, 108997, 133369, 151179, 184983, 211901, 326991, 400107, 431627, 635703, 933583, 1294881, 1418203, 1483307, 2800749, 3067487, 4254609, 4449921, 4873723, 9202461, 9927421, 14621169, 21472409, 29782263, 34116061, 41744497, 64417227, 102348183, 125233491, 292211479, 876634437, 960123431, 2880370293, 6720864017, 20162592051]

約数ペア:

[(1, 20162592051), (3, 6720864017), (7, 2880370293), (21, 960123431), (23, 876634437), (69, 292211479), (161, 125233491), (197, 102348183), (313, 64417227), (483, 41744497), (591, 34116061), (677, 29782263), (939, 21472409), (1379, 14621169), (2031, 9927421), (2191, 9202461), (4137, 4873723), (4531, 4449921), (4739, 4254609), (6573, 3067487), (7199, 2800749), (13593, 1483307), (14217, 1418203), (15571, 1294881), (21597, 933583), (31717, 635703), (46713, 431627), (50393, 400107), (61661, 326991), (95151, 211901), (108997, 184983), (133369, 151179)]