2018509794

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61379}}^1$

素因数の和:61429

約数の個数: 80

約数和(自身を含む): 5347425600

約数和(自身を除く): 3328915806

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 29, 42, 54, 58, 63, 81, 87, 126, 162, 174, 189, 203, 261, 378, 406, 522, 567, 609, 783, 1134, 1218, 1566, 1827, 2349, 3654, 4698, 5481, 10962, 16443, 32886, 61379, 122758, 184137, 368274, 429653, 552411, 859306, 1104822, 1288959, 1657233, 1779991, 2577918, 3314466, 3559982, 3866877, 4971699, 5339973, 7733754, 9943398, 10679946, 11600631, 12459937, 16019919, 23201262, 24919874, 32039838, 34801893, 37379811, 48059757, 69603786, 74759622, 96119514, 112139433, 144179271, 224278866, 288358542, 336418299, 672836598, 1009254897, 2018509794]

約数ペア:

[(1, 2018509794), (2, 1009254897), (3, 672836598), (6, 336418299), (7, 288358542), (9, 224278866), (14, 144179271), (18, 112139433), (21, 96119514), (27, 74759622), (29, 69603786), (42, 48059757), (54, 37379811), (58, 34801893), (63, 32039838), (81, 24919874), (87, 23201262), (126, 16019919), (162, 12459937), (174, 11600631), (189, 10679946), (203, 9943398), (261, 7733754), (378, 5339973), (406, 4971699), (522, 3866877), (567, 3559982), (609, 3314466), (783, 2577918), (1134, 1779991), (1218, 1657233), (1566, 1288959), (1827, 1104822), (2349, 859306), (3654, 552411), (4698, 429653), (5481, 368274), (10962, 184137), (16443, 122758), (32886, 61379)]