18949830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2621}}^1$

素因数の和:2872

約数の個数: 32

約数和(自身を含む): 45685728

約数和(自身を除く): 26735898

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 241, 482, 723, 1205, 1446, 2410, 2621, 3615, 5242, 7230, 7863, 13105, 15726, 26210, 39315, 78630, 631661, 1263322, 1894983, 3158305, 3789966, 6316610, 9474915, 18949830]

約数ペア:

[(1, 18949830), (2, 9474915), (3, 6316610), (5, 3789966), (6, 3158305), (10, 1894983), (15, 1263322), (30, 631661), (241, 78630), (482, 39315), (723, 26210), (1205, 15726), (1446, 13105), (2410, 7863), (2621, 7230), (3615, 5242)]