18558689220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11455981}}^1$

素因数の和:11456002

約数の個数: 60

約数和(自身を含む): 58219300524

約数和(自身を除く): 39660611304

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 11455981, 22911962, 34367943, 45823924, 57279905, 68735886, 103103829, 114559810, 137471772, 171839715, 206207658, 229119620, 309311487, 343679430, 412415316, 515519145, 618622974, 687358860, 927934461, 1031038290, 1237245948, 1546557435, 1855868922, 2062076580, 3093114870, 3711737844, 4639672305, 6186229740, 9279344610, 18558689220]

約数ペア:

[(1, 18558689220), (2, 9279344610), (3, 6186229740), (4, 4639672305), (5, 3711737844), (6, 3093114870), (9, 2062076580), (10, 1855868922), (12, 1546557435), (15, 1237245948), (18, 1031038290), (20, 927934461), (27, 687358860), (30, 618622974), (36, 515519145), (45, 412415316), (54, 343679430), (60, 309311487), (81, 229119620), (90, 206207658), (108, 171839715), (135, 137471772), (162, 114559810), (180, 103103829), (270, 68735886), (324, 57279905), (405, 45823924), (540, 34367943), (810, 22911962), (1620, 11455981)]