201237968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{17891}}^1$

素因数の和:17955

約数の個数: 40

約数和(自身を含む): 421535520

約数和(自身を除く): 220297552

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 296, 304, 592, 703, 1406, 2812, 5624, 11248, 17891, 35782, 71564, 143128, 286256, 339929, 661967, 679858, 1323934, 1359716, 2647868, 2719432, 5295736, 5438864, 10591472, 12577373, 25154746, 50309492, 100618984, 201237968]

約数ペア:

[(1, 201237968), (2, 100618984), (4, 50309492), (8, 25154746), (16, 12577373), (19, 10591472), (37, 5438864), (38, 5295736), (74, 2719432), (76, 2647868), (148, 1359716), (152, 1323934), (296, 679858), (304, 661967), (592, 339929), (703, 286256), (1406, 143128), (2812, 71564), (5624, 35782), (11248, 17891)]