19003833808

素因数分解:

$2^4\times {\mathrm{271}}^1\times {\mathrm{787}}^1\times {\mathrm{5569}}^1$

素因数の和:6635

約数の個数: 40

約数和(自身を含む): 37009397120

約数和(自身を除く): 18005563312

約数列:

[1, 2, 4, 8, 16, 271, 542, 787, 1084, 1574, 2168, 3148, 4336, 5569, 6296, 11138, 12592, 22276, 44552, 89104, 213277, 426554, 853108, 1509199, 1706216, 3018398, 3412432, 4382803, 6036796, 8765606, 12073592, 17531212, 24147184, 35062424, 70124848, 1187739613, 2375479226, 4750958452, 9501916904, 19003833808]

約数ペア:

[(1, 19003833808), (2, 9501916904), (4, 4750958452), (8, 2375479226), (16, 1187739613), (271, 70124848), (542, 35062424), (787, 24147184), (1084, 17531212), (1574, 12073592), (2168, 8765606), (3148, 6036796), (4336, 4382803), (5569, 3412432), (6296, 3018398), (11138, 1706216), (12592, 1509199), (22276, 853108), (44552, 426554), (89104, 213277)]