19106020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{367}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 42658560

約数和(自身を除く): 23552540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 137, 190, 274, 367, 380, 548, 685, 734, 1370, 1468, 1835, 2603, 2740, 3670, 5206, 6973, 7340, 10412, 13015, 13946, 26030, 27892, 34865, 50279, 52060, 69730, 100558, 139460, 201116, 251395, 502790, 955301, 1005580, 1910602, 3821204, 4776505, 9553010, 19106020]

約数ペア:

[(1, 19106020), (2, 9553010), (4, 4776505), (5, 3821204), (10, 1910602), (19, 1005580), (20, 955301), (38, 502790), (76, 251395), (95, 201116), (137, 139460), (190, 100558), (274, 69730), (367, 52060), (380, 50279), (548, 34865), (685, 27892), (734, 26030), (1370, 13946), (1468, 13015), (1835, 10412), (2603, 7340), (2740, 6973), (3670, 5206)]