20193516

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{26711}}^1$

素因数の和:26731

約数の個数: 48

約数和(自身を含む): 59834880

約数和(自身を除く): 39641364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 26711, 53422, 80133, 106844, 160266, 186977, 240399, 320532, 373954, 480798, 560931, 721197, 747908, 961596, 1121862, 1442394, 1682793, 2243724, 2884788, 3365586, 5048379, 6731172, 10096758, 20193516]

約数ペア:

[(1, 20193516), (2, 10096758), (3, 6731172), (4, 5048379), (6, 3365586), (7, 2884788), (9, 2243724), (12, 1682793), (14, 1442394), (18, 1121862), (21, 961596), (27, 747908), (28, 721197), (36, 560931), (42, 480798), (54, 373954), (63, 320532), (84, 240399), (108, 186977), (126, 160266), (189, 106844), (252, 80133), (378, 53422), (756, 26711)]