20161308078

素因数分解:

$2^1\times 3^5\times {\mathrm{997}}^1\times {\mathrm{41609}}^1$

素因数の和:42623

約数の個数: 48

約数和(自身を含む): 45347243760

約数和(自身を除く): 25185935682

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 997, 1994, 2991, 5982, 8973, 17946, 26919, 41609, 53838, 80757, 83218, 124827, 161514, 242271, 249654, 374481, 484542, 748962, 1123443, 2246886, 3370329, 6740658, 10110987, 20221974, 41484173, 82968346, 124452519, 248905038, 373357557, 746715114, 1120072671, 2240145342, 3360218013, 6720436026, 10080654039, 20161308078]

約数ペア:

[(1, 20161308078), (2, 10080654039), (3, 6720436026), (6, 3360218013), (9, 2240145342), (18, 1120072671), (27, 746715114), (54, 373357557), (81, 248905038), (162, 124452519), (243, 82968346), (486, 41484173), (997, 20221974), (1994, 10110987), (2991, 6740658), (5982, 3370329), (8973, 2246886), (17946, 1123443), (26919, 748962), (41609, 484542), (53838, 374481), (80757, 249654), (83218, 242271), (124827, 161514)]