20702977236

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{1747}}^1\times {\mathrm{6211}}^1$

素因数の和:8021

約数の個数: 72

約数和(自身を含む): 53359042464

約数和(自身を除く): 32656065228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1747, 1908, 3494, 5241, 6211, 6988, 10482, 12422, 15723, 18633, 20964, 24844, 31446, 37266, 55899, 62892, 74532, 92591, 111798, 185182, 223596, 277773, 329183, 370364, 555546, 658366, 833319, 987549, 1111092, 1316732, 1666638, 1975098, 2962647, 3333276, 3950196, 5925294, 10850617, 11850588, 21701234, 32551851, 43402468, 65103702, 97655553, 130207404, 195311106, 390622212, 575082701, 1150165402, 1725248103, 2300330804, 3450496206, 5175744309, 6900992412, 10351488618, 20702977236]

約数ペア:

[(1, 20702977236), (2, 10351488618), (3, 6900992412), (4, 5175744309), (6, 3450496206), (9, 2300330804), (12, 1725248103), (18, 1150165402), (36, 575082701), (53, 390622212), (106, 195311106), (159, 130207404), (212, 97655553), (318, 65103702), (477, 43402468), (636, 32551851), (954, 21701234), (1747, 11850588), (1908, 10850617), (3494, 5925294), (5241, 3950196), (6211, 3333276), (6988, 2962647), (10482, 1975098), (12422, 1666638), (15723, 1316732), (18633, 1111092), (20964, 987549), (24844, 833319), (31446, 658366), (37266, 555546), (55899, 370364), (62892, 329183), (74532, 277773), (92591, 223596), (111798, 185182)]