19244150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:509

約数の個数: 48

約数和(自身を含む): 38568960

約数和(自身を除く): 19324810

約数列:

[1, 2, 5, 10, 19, 25, 38, 47, 50, 94, 95, 190, 235, 431, 470, 475, 862, 893, 950, 1175, 1786, 2155, 2350, 4310, 4465, 8189, 8930, 10775, 16378, 20257, 21550, 22325, 40514, 40945, 44650, 81890, 101285, 202570, 204725, 384883, 409450, 506425, 769766, 1012850, 1924415, 3848830, 9622075, 19244150]

約数ペア:

[(1, 19244150), (2, 9622075), (5, 3848830), (10, 1924415), (19, 1012850), (25, 769766), (38, 506425), (47, 409450), (50, 384883), (94, 204725), (95, 202570), (190, 101285), (235, 81890), (431, 44650), (470, 40945), (475, 40514), (862, 22325), (893, 21550), (950, 20257), (1175, 16378), (1786, 10775), (2155, 8930), (2350, 8189), (4310, 4465)]