18551930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1789}}^1$

素因数の和:1874

約数の個数: 32

約数和(自身を含む): 35957520

約数和(自身を除く): 17405590

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 1789, 2074, 3578, 5185, 8945, 10370, 17890, 30413, 60826, 109129, 152065, 218258, 304130, 545645, 1091290, 1855193, 3710386, 9275965, 18551930]

約数ペア:

[(1, 18551930), (2, 9275965), (5, 3710386), (10, 1855193), (17, 1091290), (34, 545645), (61, 304130), (85, 218258), (122, 152065), (170, 109129), (305, 60826), (610, 30413), (1037, 17890), (1789, 10370), (2074, 8945), (3578, 5185)]