203428256

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{21997}}^1$

素因数の和:22041

約数の個数: 36

約数和(自身を含む): 425463318

約数和(自身を除く): 222035062

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 289, 544, 578, 1156, 2312, 4624, 9248, 21997, 43994, 87988, 175976, 351952, 373949, 703904, 747898, 1495796, 2991592, 5983184, 6357133, 11966368, 12714266, 25428532, 50857064, 101714128, 203428256]

約数ペア:

[(1, 203428256), (2, 101714128), (4, 50857064), (8, 25428532), (16, 12714266), (17, 11966368), (32, 6357133), (34, 5983184), (68, 2991592), (136, 1495796), (272, 747898), (289, 703904), (544, 373949), (578, 351952), (1156, 175976), (2312, 87988), (4624, 43994), (9248, 21997)]