19180910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2713}}^1$

素因数の和:2828

約数の個数: 32

約数和(自身を含む): 39863232

約数和(自身を除く): 20682322

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 101, 202, 505, 707, 1010, 1414, 2713, 3535, 5426, 7070, 13565, 18991, 27130, 37982, 94955, 189910, 274013, 548026, 1370065, 1918091, 2740130, 3836182, 9590455, 19180910]

約数ペア:

[(1, 19180910), (2, 9590455), (5, 3836182), (7, 2740130), (10, 1918091), (14, 1370065), (35, 548026), (70, 274013), (101, 189910), (202, 94955), (505, 37982), (707, 27130), (1010, 18991), (1414, 13565), (2713, 7070), (3535, 5426)]