219347248

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{19501}}^1$

素因数の和:19565

約数の個数: 40

約数和(自身を含む): 459467120

約数和(自身を除く): 240119872

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 296, 304, 592, 703, 1406, 2812, 5624, 11248, 19501, 39002, 78004, 156008, 312016, 370519, 721537, 741038, 1443074, 1482076, 2886148, 2964152, 5772296, 5928304, 11544592, 13709203, 27418406, 54836812, 109673624, 219347248]

約数ペア:

[(1, 219347248), (2, 109673624), (4, 54836812), (8, 27418406), (16, 13709203), (19, 11544592), (37, 5928304), (38, 5772296), (74, 2964152), (76, 2886148), (148, 1482076), (152, 1443074), (296, 741038), (304, 721537), (592, 370519), (703, 312016), (1406, 156008), (2812, 78004), (5624, 39002), (11248, 19501)]