19346866

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:295

約数の個数: 48

約数和(自身を含む): 37379232

約数和(自身を除く): 18032366

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 131, 137, 154, 262, 274, 539, 917, 959, 1078, 1441, 1507, 1834, 1918, 2882, 3014, 6419, 6713, 10087, 10549, 12838, 13426, 17947, 20174, 21098, 35894, 70609, 73843, 125629, 141218, 147686, 197417, 251258, 394834, 879403, 1381919, 1758806, 2763838, 9673433, 19346866]

約数ペア:

[(1, 19346866), (2, 9673433), (7, 2763838), (11, 1758806), (14, 1381919), (22, 879403), (49, 394834), (77, 251258), (98, 197417), (131, 147686), (137, 141218), (154, 125629), (262, 73843), (274, 70609), (539, 35894), (917, 21098), (959, 20174), (1078, 17947), (1441, 13426), (1507, 12838), (1834, 10549), (1918, 10087), (2882, 6713), (3014, 6419)]