20454641568

素因数分解:

$2^5\times 3^2\times {\mathrm{797}}^1\times {\mathrm{89113}}^1$

素因数の和:89926

約数の個数: 72

約数和(自身を含む): 58241524068

約数和(自身を除く): 37786882500

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 797, 1594, 2391, 3188, 4782, 6376, 7173, 9564, 12752, 14346, 19128, 25504, 28692, 38256, 57384, 76512, 89113, 114768, 178226, 229536, 267339, 356452, 534678, 712904, 802017, 1069356, 1425808, 1604034, 2138712, 2851616, 3208068, 4277424, 6416136, 8554848, 12832272, 25664544, 71023061, 142046122, 213069183, 284092244, 426138366, 568184488, 639207549, 852276732, 1136368976, 1278415098, 1704553464, 2272737952, 2556830196, 3409106928, 5113660392, 6818213856, 10227320784, 20454641568]

約数ペア:

[(1, 20454641568), (2, 10227320784), (3, 6818213856), (4, 5113660392), (6, 3409106928), (8, 2556830196), (9, 2272737952), (12, 1704553464), (16, 1278415098), (18, 1136368976), (24, 852276732), (32, 639207549), (36, 568184488), (48, 426138366), (72, 284092244), (96, 213069183), (144, 142046122), (288, 71023061), (797, 25664544), (1594, 12832272), (2391, 8554848), (3188, 6416136), (4782, 4277424), (6376, 3208068), (7173, 2851616), (9564, 2138712), (12752, 1604034), (14346, 1425808), (19128, 1069356), (25504, 802017), (28692, 712904), (38256, 534678), (57384, 356452), (76512, 267339), (89113, 229536), (114768, 178226)]