18984270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21821}}^1$

素因数の和:21860

約数の個数: 32

約数和(自身を含む): 47135520

約数和(自身を除く): 28151250

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 21821, 43642, 65463, 109105, 130926, 218210, 327315, 632809, 654630, 1265618, 1898427, 3164045, 3796854, 6328090, 9492135, 18984270]

約数ペア:

[(1, 18984270), (2, 9492135), (3, 6328090), (5, 3796854), (6, 3164045), (10, 1898427), (15, 1265618), (29, 654630), (30, 632809), (58, 327315), (87, 218210), (145, 130926), (174, 109105), (290, 65463), (435, 43642), (870, 21821)]