19963470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{10909}}^1$

素因数の和:10980

約数の個数: 32

約数和(自身を含む): 48702240

約数和(自身を除く): 28738770

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 10909, 21818, 32727, 54545, 65454, 109090, 163635, 327270, 665449, 1330898, 1996347, 3327245, 3992694, 6654490, 9981735, 19963470]

約数ペア:

[(1, 19963470), (2, 9981735), (3, 6654490), (5, 3992694), (6, 3327245), (10, 1996347), (15, 1330898), (30, 665449), (61, 327270), (122, 163635), (183, 109090), (305, 65454), (366, 54545), (610, 32727), (915, 21818), (1830, 10909)]