20184895856

素因数分解:

$2^4\times {\mathrm{509}}^1\times {\mathrm{659}}^1\times {\mathrm{3761}}^1$

素因数の和:4937

約数の個数: 40

約数和(自身を含む): 39254965200

約数和(自身を除く): 19070069344

約数列:

[1, 2, 4, 8, 16, 509, 659, 1018, 1318, 2036, 2636, 3761, 4072, 5272, 7522, 8144, 10544, 15044, 30088, 60176, 335431, 670862, 1341724, 1914349, 2478499, 2683448, 3828698, 4956998, 5366896, 7657396, 9913996, 15314792, 19827992, 30629584, 39655984, 1261555991, 2523111982, 5046223964, 10092447928, 20184895856]

約数ペア:

[(1, 20184895856), (2, 10092447928), (4, 5046223964), (8, 2523111982), (16, 1261555991), (509, 39655984), (659, 30629584), (1018, 19827992), (1318, 15314792), (2036, 9913996), (2636, 7657396), (3761, 5366896), (4072, 4956998), (5272, 3828698), (7522, 2683448), (8144, 2478499), (10544, 1914349), (15044, 1341724), (30088, 670862), (60176, 335431)]