1381430416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197573}}^1$

素因数の和:197623

約数の個数: 40

約数和(自身を含む): 2939901120

約数和(自身を除く): 1558470704

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 3496, 6992, 197573, 395146, 790292, 1580584, 3161168, 3753887, 4544179, 7507774, 9088358, 15015548, 18176716, 30031096, 36353432, 60062192, 72706864, 86339401, 172678802, 345357604, 690715208, 1381430416]

約数ペア:

[(1, 1381430416), (2, 690715208), (4, 345357604), (8, 172678802), (16, 86339401), (19, 72706864), (23, 60062192), (38, 36353432), (46, 30031096), (76, 18176716), (92, 15015548), (152, 9088358), (184, 7507774), (304, 4544179), (368, 3753887), (437, 3161168), (874, 1580584), (1748, 790292), (3496, 395146), (6992, 197573)]