19133950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1831}}^1$

素因数の和:1873

約数の個数: 48

約数和(自身を含む): 40890240

約数和(自身を除く): 21756290

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 209, 275, 418, 475, 550, 950, 1045, 1831, 2090, 3662, 5225, 9155, 10450, 18310, 20141, 34789, 40282, 45775, 69578, 91550, 100705, 173945, 201410, 347890, 382679, 503525, 765358, 869725, 1007050, 1739450, 1913395, 3826790, 9566975, 19133950]

約数ペア:

[(1, 19133950), (2, 9566975), (5, 3826790), (10, 1913395), (11, 1739450), (19, 1007050), (22, 869725), (25, 765358), (38, 503525), (50, 382679), (55, 347890), (95, 201410), (110, 173945), (190, 100705), (209, 91550), (275, 69578), (418, 45775), (475, 40282), (550, 34789), (950, 20141), (1045, 18310), (1831, 10450), (2090, 9155), (3662, 5225)]