20727343728

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1581757}}^1$

素因数の和:1581791

約数の個数: 120

約数和(自身を含む): 71394229088

約数和(自身を除く): 50666885360

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 182, 208, 234, 252, 273, 312, 336, 364, 468, 504, 546, 624, 728, 819, 936, 1008, 1092, 1456, 1638, 1872, 2184, 3276, 4368, 6552, 13104, 1581757, 3163514, 4745271, 6327028, 9490542, 11072299, 12654056, 14235813, 18981084, 20562841, 22144598, 25308112, 28471626, 33216897, 37962168, 41125682, 44289196, 56943252, 61688523, 66433794, 75924336, 82251364, 88578392, 99650691, 113886504, 123377046, 132867588, 143939887, 164502728, 177156784, 185065569, 199301382, 227773008, 246754092, 265735176, 287879774, 329005456, 370131138, 398602764, 431819661, 493508184, 531470352, 575759548, 740262276, 797205528, 863639322, 987016368, 1151519096, 1295458983, 1480524552, 1594411056, 1727278644, 2303038192, 2590917966, 2961049104, 3454557288, 5181835932, 6909114576, 10363671864, 20727343728]

約数ペア:

[(1, 20727343728), (2, 10363671864), (3, 6909114576), (4, 5181835932), (6, 3454557288), (7, 2961049104), (8, 2590917966), (9, 2303038192), (12, 1727278644), (13, 1594411056), (14, 1480524552), (16, 1295458983), (18, 1151519096), (21, 987016368), (24, 863639322), (26, 797205528), (28, 740262276), (36, 575759548), (39, 531470352), (42, 493508184), (48, 431819661), (52, 398602764), (56, 370131138), (63, 329005456), (72, 287879774), (78, 265735176), (84, 246754092), (91, 227773008), (104, 199301382), (112, 185065569), (117, 177156784), (126, 164502728), (144, 143939887), (156, 132867588), (168, 123377046), (182, 113886504), (208, 99650691), (234, 88578392), (252, 82251364), (273, 75924336), (312, 66433794), (336, 61688523), (364, 56943252), (468, 44289196), (504, 41125682), (546, 37962168), (624, 33216897), (728, 28471626), (819, 25308112), (936, 22144598), (1008, 20562841), (1092, 18981084), (1456, 14235813), (1638, 12654056), (1872, 11072299), (2184, 9490542), (3276, 6327028), (4368, 4745271), (6552, 3163514), (13104, 1581757)]