20161532196

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{76519}}^1$

素因数の和:77105

約数の個数: 72

約数和(自身を含む): 54982374720

約数和(自身を除く): 34820842524

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 563, 1126, 1689, 2252, 3378, 5067, 6756, 7319, 10134, 14638, 20268, 21957, 29276, 43914, 65871, 76519, 87828, 131742, 153038, 229557, 263484, 306076, 459114, 688671, 918228, 994747, 1377342, 1989494, 2754684, 2984241, 3978988, 5968482, 8952723, 11936964, 17905446, 35810892, 43080197, 86160394, 129240591, 172320788, 258481182, 387721773, 516962364, 560042561, 775443546, 1120085122, 1550887092, 1680127683, 2240170244, 3360255366, 5040383049, 6720510732, 10080766098, 20161532196]

約数ペア:

[(1, 20161532196), (2, 10080766098), (3, 6720510732), (4, 5040383049), (6, 3360255366), (9, 2240170244), (12, 1680127683), (13, 1550887092), (18, 1120085122), (26, 775443546), (36, 560042561), (39, 516962364), (52, 387721773), (78, 258481182), (117, 172320788), (156, 129240591), (234, 86160394), (468, 43080197), (563, 35810892), (1126, 17905446), (1689, 11936964), (2252, 8952723), (3378, 5968482), (5067, 3978988), (6756, 2984241), (7319, 2754684), (10134, 1989494), (14638, 1377342), (20268, 994747), (21957, 918228), (29276, 688671), (43914, 459114), (65871, 306076), (76519, 263484), (87828, 229557), (131742, 153038)]