20186779330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{9043}}^1$

素因数の和:9479

約数の個数: 64

約数和(自身を含む): 39591014400

約数和(自身を除く): 19404235070

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 379, 589, 758, 1178, 1895, 2945, 3790, 5890, 7201, 9043, 11749, 14402, 18086, 23498, 36005, 45215, 58745, 72010, 90430, 117490, 171817, 223231, 280333, 343634, 446462, 560666, 859085, 1116155, 1401665, 1718170, 2232310, 2803330, 3427297, 5326327, 6854594, 10652654, 17136485, 26631635, 34272970, 53263270, 65118643, 106246207, 130237286, 212492414, 325593215, 531231035, 651186430, 1062462070, 2018677933, 4037355866, 10093389665, 20186779330]

約数ペア:

[(1, 20186779330), (2, 10093389665), (5, 4037355866), (10, 2018677933), (19, 1062462070), (31, 651186430), (38, 531231035), (62, 325593215), (95, 212492414), (155, 130237286), (190, 106246207), (310, 65118643), (379, 53263270), (589, 34272970), (758, 26631635), (1178, 17136485), (1895, 10652654), (2945, 6854594), (3790, 5326327), (5890, 3427297), (7201, 2803330), (9043, 2232310), (11749, 1718170), (14402, 1401665), (18086, 1116155), (23498, 859085), (36005, 560666), (45215, 446462), (58745, 343634), (72010, 280333), (90430, 223231), (117490, 171817)]