1644491344

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{146203}}^1$

素因数の和:146267

約数の個数: 40

約数和(自身を含む): 3444566240

約数和(自身を除く): 1800074896

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 296, 304, 592, 703, 1406, 2812, 5624, 11248, 146203, 292406, 584812, 1169624, 2339248, 2777857, 5409511, 5555714, 10819022, 11111428, 21638044, 22222856, 43276088, 44445712, 86552176, 102780709, 205561418, 411122836, 822245672, 1644491344]

約数ペア:

[(1, 1644491344), (2, 822245672), (4, 411122836), (8, 205561418), (16, 102780709), (19, 86552176), (37, 44445712), (38, 43276088), (74, 22222856), (76, 21638044), (148, 11111428), (152, 10819022), (296, 5555714), (304, 5409511), (592, 2777857), (703, 2339248), (1406, 1169624), (2812, 584812), (5624, 292406), (11248, 146203)]