2018249920

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^2\times {\mathrm{17471}}^1$

素因数の和:17526

約数の個数: 84

約数和(自身を含む): 5072505984

約数和(自身を除く): 3054256064

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 361, 380, 608, 722, 760, 1216, 1444, 1520, 1805, 2888, 3040, 3610, 5776, 6080, 7220, 11552, 14440, 17471, 23104, 28880, 34942, 57760, 69884, 87355, 115520, 139768, 174710, 279536, 331949, 349420, 559072, 663898, 698840, 1118144, 1327796, 1397680, 1659745, 2655592, 2795360, 3319490, 5311184, 5590720, 6307031, 6638980, 10622368, 12614062, 13277960, 21244736, 25228124, 26555920, 31535155, 50456248, 53111840, 63070310, 100912496, 106223680, 126140620, 201824992, 252281240, 403649984, 504562480, 1009124960, 2018249920]

約数ペア:

[(1, 2018249920), (2, 1009124960), (4, 504562480), (5, 403649984), (8, 252281240), (10, 201824992), (16, 126140620), (19, 106223680), (20, 100912496), (32, 63070310), (38, 53111840), (40, 50456248), (64, 31535155), (76, 26555920), (80, 25228124), (95, 21244736), (152, 13277960), (160, 12614062), (190, 10622368), (304, 6638980), (320, 6307031), (361, 5590720), (380, 5311184), (608, 3319490), (722, 2795360), (760, 2655592), (1216, 1659745), (1444, 1397680), (1520, 1327796), (1805, 1118144), (2888, 698840), (3040, 663898), (3610, 559072), (5776, 349420), (6080, 331949), (7220, 279536), (11552, 174710), (14440, 139768), (17471, 115520), (23104, 87355), (28880, 69884), (34942, 57760)]