19124450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:563

約数の個数: 48

約数和(自身を含む): 38435040

約数和(自身を除く): 19310590

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 50, 82, 95, 190, 205, 410, 475, 491, 779, 950, 982, 1025, 1558, 2050, 2455, 3895, 4910, 7790, 9329, 12275, 18658, 19475, 20131, 24550, 38950, 40262, 46645, 93290, 100655, 201310, 233225, 382489, 466450, 503275, 764978, 1006550, 1912445, 3824890, 9562225, 19124450]

約数ペア:

[(1, 19124450), (2, 9562225), (5, 3824890), (10, 1912445), (19, 1006550), (25, 764978), (38, 503275), (41, 466450), (50, 382489), (82, 233225), (95, 201310), (190, 100655), (205, 93290), (410, 46645), (475, 40262), (491, 38950), (779, 24550), (950, 20131), (982, 19475), (1025, 18658), (1558, 12275), (2050, 9329), (2455, 7790), (3895, 4910)]