18236820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{6203}}^1$

素因数の和:6229

約数の個数: 72

約数和(自身を含む): 59409504

約数和(自身を除く): 41172684

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 6203, 12406, 18609, 24812, 31015, 37218, 43421, 62030, 74436, 86842, 93045, 124060, 130263, 173684, 186090, 217105, 260526, 303947, 372180, 434210, 521052, 607894, 651315, 868420, 911841, 1215788, 1302630, 1519735, 1823682, 2605260, 3039470, 3647364, 4559205, 6078940, 9118410, 18236820]

約数ペア:

[(1, 18236820), (2, 9118410), (3, 6078940), (4, 4559205), (5, 3647364), (6, 3039470), (7, 2605260), (10, 1823682), (12, 1519735), (14, 1302630), (15, 1215788), (20, 911841), (21, 868420), (28, 651315), (30, 607894), (35, 521052), (42, 434210), (49, 372180), (60, 303947), (70, 260526), (84, 217105), (98, 186090), (105, 173684), (140, 130263), (147, 124060), (196, 93045), (210, 86842), (245, 74436), (294, 62030), (420, 43421), (490, 37218), (588, 31015), (735, 24812), (980, 18609), (1470, 12406), (2940, 6203)]