218215910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1913}}^1$

素因数の和:2009

約数の個数: 64

約数和(自身を含む): 461381184

約数和(自身を除く): 243165274

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 61, 85, 110, 122, 170, 187, 305, 374, 610, 671, 935, 1037, 1342, 1870, 1913, 2074, 3355, 3826, 5185, 6710, 9565, 10370, 11407, 19130, 21043, 22814, 32521, 42086, 57035, 65042, 105215, 114070, 116693, 162605, 210430, 233386, 325210, 357731, 583465, 715462, 1166930, 1283623, 1788655, 1983781, 2567246, 3577310, 3967562, 6418115, 9918905, 12836230, 19837810, 21821591, 43643182, 109107955, 218215910]

約数ペア:

[(1, 218215910), (2, 109107955), (5, 43643182), (10, 21821591), (11, 19837810), (17, 12836230), (22, 9918905), (34, 6418115), (55, 3967562), (61, 3577310), (85, 2567246), (110, 1983781), (122, 1788655), (170, 1283623), (187, 1166930), (305, 715462), (374, 583465), (610, 357731), (671, 325210), (935, 233386), (1037, 210430), (1342, 162605), (1870, 116693), (1913, 114070), (2074, 105215), (3355, 65042), (3826, 57035), (5185, 42086), (6710, 32521), (9565, 22814), (10370, 21043), (11407, 19130)]