18854490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{10303}}^1$

素因数の和:10374

約数の個数: 32

約数和(自身を含む): 45997056

約数和(自身を除く): 27142566

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 10303, 20606, 30909, 51515, 61818, 103030, 154545, 309090, 628483, 1256966, 1885449, 3142415, 3770898, 6284830, 9427245, 18854490]

約数ペア:

[(1, 18854490), (2, 9427245), (3, 6284830), (5, 3770898), (6, 3142415), (10, 1885449), (15, 1256966), (30, 628483), (61, 309090), (122, 154545), (183, 103030), (305, 61818), (366, 51515), (610, 30909), (915, 20606), (1830, 10303)]