19517910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{677}}^1$

素因数の和:749

約数の個数: 48

約数和(自身を含む): 48474288

約数和(自身を除く): 28956378

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 677, 930, 961, 1354, 1922, 2031, 2883, 3385, 4062, 4805, 5766, 6770, 9610, 10155, 14415, 20310, 20987, 28830, 41974, 62961, 104935, 125922, 209870, 314805, 629610, 650597, 1301194, 1951791, 3252985, 3903582, 6505970, 9758955, 19517910]

約数ペア:

[(1, 19517910), (2, 9758955), (3, 6505970), (5, 3903582), (6, 3252985), (10, 1951791), (15, 1301194), (30, 650597), (31, 629610), (62, 314805), (93, 209870), (155, 125922), (186, 104935), (310, 62961), (465, 41974), (677, 28830), (930, 20987), (961, 20310), (1354, 14415), (1922, 10155), (2031, 9610), (2883, 6770), (3385, 5766), (4062, 4805)]