20180991756

素因数分解:

$2^2\times 3^1\times {\mathrm{281}}^1\times {\mathrm{313}}^1\times {\mathrm{19121}}^1$

素因数の和:19722

約数の個数: 48

約数和(自身を含む): 47410015968

約数和(自身を除く): 27229024212

約数列:

[1, 2, 3, 4, 6, 12, 281, 313, 562, 626, 843, 939, 1124, 1252, 1686, 1878, 3372, 3756, 19121, 38242, 57363, 76484, 87953, 114726, 175906, 229452, 263859, 351812, 527718, 1055436, 5373001, 5984873, 10746002, 11969746, 16119003, 17954619, 21492004, 23939492, 32238006, 35909238, 64476012, 71818476, 1681749313, 3363498626, 5045247939, 6726997252, 10090495878, 20180991756]

約数ペア:

[(1, 20180991756), (2, 10090495878), (3, 6726997252), (4, 5045247939), (6, 3363498626), (12, 1681749313), (281, 71818476), (313, 64476012), (562, 35909238), (626, 32238006), (843, 23939492), (939, 21492004), (1124, 17954619), (1252, 16119003), (1686, 11969746), (1878, 10746002), (3372, 5984873), (3756, 5373001), (19121, 1055436), (38242, 527718), (57363, 351812), (76484, 263859), (87953, 229452), (114726, 175906)]