19201845

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1669}}^1$

素因数の和:1749

約数の個数: 32

約数和(自身を含む): 33667200

約数和(自身を除く): 14465355

約数列:

[1, 3, 5, 13, 15, 39, 59, 65, 177, 195, 295, 767, 885, 1669, 2301, 3835, 5007, 8345, 11505, 21697, 25035, 65091, 98471, 108485, 295413, 325455, 492355, 1280123, 1477065, 3840369, 6400615, 19201845]

約数ペア:

[(1, 19201845), (3, 6400615), (5, 3840369), (13, 1477065), (15, 1280123), (39, 492355), (59, 325455), (65, 295413), (177, 108485), (195, 98471), (295, 65091), (767, 25035), (885, 21697), (1669, 11505), (2301, 8345), (3835, 5007)]