18872790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{10313}}^1$

素因数の和:10384

約数の個数: 32

約数和(自身を含む): 46041696

約数和(自身を除く): 27168906

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 10313, 20626, 30939, 51565, 61878, 103130, 154695, 309390, 629093, 1258186, 1887279, 3145465, 3774558, 6290930, 9436395, 18872790]

約数ペア:

[(1, 18872790), (2, 9436395), (3, 6290930), (5, 3774558), (6, 3145465), (10, 1887279), (15, 1258186), (30, 629093), (61, 309390), (122, 154695), (183, 103130), (305, 61878), (366, 51565), (610, 30939), (915, 20626), (1830, 10313)]