2001231992536

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71473}}^1\times {\mathrm{21739}}^1$

素因数の和:93248

約数の個数: 64

約数和(自身を含む): 4475072908800

約数和(自身を除く): 2473840916264

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 21739, 43478, 71473, 86956, 142946, 152173, 173912, 285892, 304346, 499997, 500311, 571784, 608692, 999994, 1000622, 1217384, 1643879, 1999988, 2001244, 3287758, 3499979, 3999976, 4002488, 6575516, 6999958, 11507153, 13151032, 13999916, 23014306, 27999832, 46028612, 92057224, 1553751547, 3107503094, 6215006188, 10876260829, 12430012376, 21752521658, 35736285581, 43505043316, 71472571162, 87010086632, 142945142324, 250153999067, 285890284648, 500307998134, 1000615996268, 2001231992536]

約数ペア:

[(1, 2001231992536), (2, 1000615996268), (4, 500307998134), (7, 285890284648), (8, 250153999067), (14, 142945142324), (23, 87010086632), (28, 71472571162), (46, 43505043316), (56, 35736285581), (92, 21752521658), (161, 12430012376), (184, 10876260829), (322, 6215006188), (644, 3107503094), (1288, 1553751547), (21739, 92057224), (43478, 46028612), (71473, 27999832), (86956, 23014306), (142946, 13999916), (152173, 13151032), (173912, 11507153), (285892, 6999958), (304346, 6575516), (499997, 4002488), (500311, 3999976), (571784, 3499979), (608692, 3287758), (999994, 2001244), (1000622, 1999988), (1217384, 1643879)]