19028272

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1181}}^1$

素因数の和:1261

約数の個数: 40

約数和(自身を含む): 39573360

約数和(自身を除く): 20545088

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 76, 106, 152, 212, 304, 424, 848, 1007, 1181, 2014, 2362, 4028, 4724, 8056, 9448, 16112, 18896, 22439, 44878, 62593, 89756, 125186, 179512, 250372, 359024, 500744, 1001488, 1189267, 2378534, 4757068, 9514136, 19028272]

約数ペア:

[(1, 19028272), (2, 9514136), (4, 4757068), (8, 2378534), (16, 1189267), (19, 1001488), (38, 500744), (53, 359024), (76, 250372), (106, 179512), (152, 125186), (212, 89756), (304, 62593), (424, 44878), (848, 22439), (1007, 18896), (1181, 16112), (2014, 9448), (2362, 8056), (4028, 4724)]