18411540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{743}}^1$

素因数の和:821

約数の個数: 96

約数和(自身を含む): 59996160

約数和(自身を除く): 41584620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 59, 60, 70, 84, 105, 118, 140, 177, 210, 236, 295, 354, 413, 420, 590, 708, 743, 826, 885, 1180, 1239, 1486, 1652, 1770, 2065, 2229, 2478, 2972, 3540, 3715, 4130, 4458, 4956, 5201, 6195, 7430, 8260, 8916, 10402, 11145, 12390, 14860, 15603, 20804, 22290, 24780, 26005, 31206, 43837, 44580, 52010, 62412, 78015, 87674, 104020, 131511, 156030, 175348, 219185, 263022, 306859, 312060, 438370, 526044, 613718, 657555, 876740, 920577, 1227436, 1315110, 1534295, 1841154, 2630220, 3068590, 3682308, 4602885, 6137180, 9205770, 18411540]

約数ペア:

[(1, 18411540), (2, 9205770), (3, 6137180), (4, 4602885), (5, 3682308), (6, 3068590), (7, 2630220), (10, 1841154), (12, 1534295), (14, 1315110), (15, 1227436), (20, 920577), (21, 876740), (28, 657555), (30, 613718), (35, 526044), (42, 438370), (59, 312060), (60, 306859), (70, 263022), (84, 219185), (105, 175348), (118, 156030), (140, 131511), (177, 104020), (210, 87674), (236, 78015), (295, 62412), (354, 52010), (413, 44580), (420, 43837), (590, 31206), (708, 26005), (743, 24780), (826, 22290), (885, 20804), (1180, 15603), (1239, 14860), (1486, 12390), (1652, 11145), (1770, 10402), (2065, 8916), (2229, 8260), (2478, 7430), (2972, 6195), (3540, 5201), (3715, 4956), (4130, 4458)]