18497220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{44041}}^1$

素因数の和:44060

約数の個数: 48

約数和(自身を含む): 59192448

約数和(自身を除く): 40695228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 44041, 88082, 132123, 176164, 220205, 264246, 308287, 440410, 528492, 616574, 660615, 880820, 924861, 1233148, 1321230, 1541435, 1849722, 2642460, 3082870, 3699444, 4624305, 6165740, 9248610, 18497220]

約数ペア:

[(1, 18497220), (2, 9248610), (3, 6165740), (4, 4624305), (5, 3699444), (6, 3082870), (7, 2642460), (10, 1849722), (12, 1541435), (14, 1321230), (15, 1233148), (20, 924861), (21, 880820), (28, 660615), (30, 616574), (35, 528492), (42, 440410), (60, 308287), (70, 264246), (84, 220205), (105, 176164), (140, 132123), (210, 88082), (420, 44041)]