18700170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{991}}^1$

素因数の和:1055

約数の個数: 64

約数和(自身を含む): 48854016

約数和(自身を除く): 30153846

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 37, 51, 74, 85, 102, 111, 170, 185, 222, 255, 370, 510, 555, 629, 991, 1110, 1258, 1887, 1982, 2973, 3145, 3774, 4955, 5946, 6290, 9435, 9910, 14865, 16847, 18870, 29730, 33694, 36667, 50541, 73334, 84235, 101082, 110001, 168470, 183335, 220002, 252705, 366670, 505410, 550005, 623339, 1100010, 1246678, 1870017, 3116695, 3740034, 6233390, 9350085, 18700170]

約数ペア:

[(1, 18700170), (2, 9350085), (3, 6233390), (5, 3740034), (6, 3116695), (10, 1870017), (15, 1246678), (17, 1100010), (30, 623339), (34, 550005), (37, 505410), (51, 366670), (74, 252705), (85, 220002), (102, 183335), (111, 168470), (170, 110001), (185, 101082), (222, 84235), (255, 73334), (370, 50541), (510, 36667), (555, 33694), (629, 29730), (991, 18870), (1110, 16847), (1258, 14865), (1887, 9910), (1982, 9435), (2973, 6290), (3145, 5946), (3774, 4955)]