19998168

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{487}}^1$

素因数の和:584

約数の個数: 64

約数和(自身を含む): 52704000

約数和(自身を除く): 32705832

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 59, 87, 116, 118, 174, 177, 232, 236, 348, 354, 472, 487, 696, 708, 974, 1416, 1461, 1711, 1948, 2922, 3422, 3896, 5133, 5844, 6844, 10266, 11688, 13688, 14123, 20532, 28246, 28733, 41064, 42369, 56492, 57466, 84738, 86199, 112984, 114932, 169476, 172398, 229864, 338952, 344796, 689592, 833257, 1666514, 2499771, 3333028, 4999542, 6666056, 9999084, 19998168]

約数ペア:

[(1, 19998168), (2, 9999084), (3, 6666056), (4, 4999542), (6, 3333028), (8, 2499771), (12, 1666514), (24, 833257), (29, 689592), (58, 344796), (59, 338952), (87, 229864), (116, 172398), (118, 169476), (174, 114932), (177, 112984), (232, 86199), (236, 84738), (348, 57466), (354, 56492), (472, 42369), (487, 41064), (696, 28733), (708, 28246), (974, 20532), (1416, 14123), (1461, 13688), (1711, 11688), (1948, 10266), (2922, 6844), (3422, 5844), (3896, 5133)]