20803770

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5927}}^1$

素因数の和:5956

約数の個数: 64

約数和(自身を含む): 59754240

約数和(自身を除く): 38950470

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 5927, 11854, 17781, 29635, 35562, 53343, 59270, 77051, 88905, 106686, 154102, 160029, 177810, 231153, 266715, 320058, 385255, 462306, 533430, 693459, 770510, 800145, 1155765, 1386918, 1600290, 2080377, 2311530, 3467295, 4160754, 6934590, 10401885, 20803770]

約数ペア:

[(1, 20803770), (2, 10401885), (3, 6934590), (5, 4160754), (6, 3467295), (9, 2311530), (10, 2080377), (13, 1600290), (15, 1386918), (18, 1155765), (26, 800145), (27, 770510), (30, 693459), (39, 533430), (45, 462306), (54, 385255), (65, 320058), (78, 266715), (90, 231153), (117, 177810), (130, 160029), (135, 154102), (195, 106686), (234, 88905), (270, 77051), (351, 59270), (390, 53343), (585, 35562), (702, 29635), (1170, 17781), (1755, 11854), (3510, 5927)]