19253650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1559}}^1$

素因数の和:1603

約数の個数: 48

約数和(自身を含む): 40622400

約数和(自身を除く): 21368750

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 190, 247, 325, 475, 494, 650, 950, 1235, 1559, 2470, 3118, 6175, 7795, 12350, 15590, 20267, 29621, 38975, 40534, 59242, 77950, 101335, 148105, 202670, 296210, 385073, 506675, 740525, 770146, 1013350, 1481050, 1925365, 3850730, 9626825, 19253650]

約数ペア:

[(1, 19253650), (2, 9626825), (5, 3850730), (10, 1925365), (13, 1481050), (19, 1013350), (25, 770146), (26, 740525), (38, 506675), (50, 385073), (65, 296210), (95, 202670), (130, 148105), (190, 101335), (247, 77950), (325, 59242), (475, 40534), (494, 38975), (650, 29621), (950, 20267), (1235, 15590), (1559, 12350), (2470, 7795), (3118, 6175)]