203489354

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{1171}}^1$

素因数の和:1478

約数の個数: 32

約数和(自身を含む): 341755200

約数和(自身を除く): 138265846

約数列:

[1, 2, 17, 19, 34, 38, 269, 323, 538, 646, 1171, 2342, 4573, 5111, 9146, 10222, 19907, 22249, 39814, 44498, 86887, 173774, 314999, 378233, 629998, 756466, 5354983, 5984981, 10709966, 11969962, 101744677, 203489354]

約数ペア:

[(1, 203489354), (2, 101744677), (17, 11969962), (19, 10709966), (34, 5984981), (38, 5354983), (269, 756466), (323, 629998), (538, 378233), (646, 314999), (1171, 173774), (2342, 86887), (4573, 44498), (5111, 39814), (9146, 22249), (10222, 19907)]