19862730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2659}}^1$

素因数の和:2755

約数の個数: 48

約数和(自身を含む): 52284960

約数和(自身を除く): 32422230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 83, 90, 166, 249, 415, 498, 747, 830, 1245, 1494, 2490, 2659, 3735, 5318, 7470, 7977, 13295, 15954, 23931, 26590, 39885, 47862, 79770, 119655, 220697, 239310, 441394, 662091, 1103485, 1324182, 1986273, 2206970, 3310455, 3972546, 6620910, 9931365, 19862730]

約数ペア:

[(1, 19862730), (2, 9931365), (3, 6620910), (5, 3972546), (6, 3310455), (9, 2206970), (10, 1986273), (15, 1324182), (18, 1103485), (30, 662091), (45, 441394), (83, 239310), (90, 220697), (166, 119655), (249, 79770), (415, 47862), (498, 39885), (747, 26590), (830, 23931), (1245, 15954), (1494, 13295), (2490, 7977), (2659, 7470), (3735, 5318)]