2019984304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{313273}}^1$

素因数の和:313325

約数の個数: 40

約数和(自身を含む): 4350749312

約数和(自身を除く): 2330765008

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 313273, 626546, 1253092, 2506184, 4072549, 5012368, 8145098, 9711463, 16290196, 19422926, 32580392, 38845852, 65160784, 77691704, 126249019, 155383408, 252498038, 504996076, 1009992152, 2019984304]

約数ペア:

[(1, 2019984304), (2, 1009992152), (4, 504996076), (8, 252498038), (13, 155383408), (16, 126249019), (26, 77691704), (31, 65160784), (52, 38845852), (62, 32580392), (104, 19422926), (124, 16290196), (208, 9711463), (248, 8145098), (403, 5012368), (496, 4072549), (806, 2506184), (1612, 1253092), (3224, 626546), (6448, 313273)]