2018386055

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{509}}^1$

素因数の和:696

約数の個数: 64

約数和(自身を含む): 2996352000

約数和(自身を除く): 977965945

約数列:

[1, 5, 7, 19, 35, 67, 89, 95, 133, 335, 445, 469, 509, 623, 665, 1273, 1691, 2345, 2545, 3115, 3563, 5963, 6365, 8455, 8911, 9671, 11837, 17815, 29815, 34103, 41741, 44555, 45301, 48355, 59185, 67697, 113297, 170515, 208705, 226505, 238721, 317107, 338485, 566485, 647957, 793079, 860719, 1193605, 1585535, 3035167, 3239785, 3965395, 4303595, 4535699, 6025033, 15175835, 21246169, 22678495, 30125165, 57668173, 106230845, 288340865, 403677211, 2018386055]

約数ペア:

[(1, 2018386055), (5, 403677211), (7, 288340865), (19, 106230845), (35, 57668173), (67, 30125165), (89, 22678495), (95, 21246169), (133, 15175835), (335, 6025033), (445, 4535699), (469, 4303595), (509, 3965395), (623, 3239785), (665, 3035167), (1273, 1585535), (1691, 1193605), (2345, 860719), (2545, 793079), (3115, 647957), (3563, 566485), (5963, 338485), (6365, 317107), (8455, 238721), (8911, 226505), (9671, 208705), (11837, 170515), (17815, 113297), (29815, 67697), (34103, 59185), (41741, 48355), (44555, 45301)]