20211846676

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{653}}^1\times {\mathrm{797}}^1$

素因数の和:1553

約数の個数: 96

約数和(自身を含む): 43254408960

約数和(自身を除く): 23042562284

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 73, 76, 133, 146, 266, 292, 511, 532, 653, 797, 1022, 1306, 1387, 1594, 2044, 2612, 2774, 3188, 4571, 5548, 5579, 9142, 9709, 11158, 12407, 15143, 18284, 19418, 22316, 24814, 30286, 38836, 47669, 49628, 58181, 60572, 86849, 95338, 106001, 116362, 173698, 190676, 212002, 232724, 333683, 347396, 407267, 424004, 520441, 667366, 814534, 905711, 1040882, 1105439, 1334732, 1629068, 1811422, 2081764, 2210878, 3622844, 3643087, 4421756, 6339977, 7286174, 7738073, 9888379, 12679954, 14572348, 15476146, 19776758, 25359908, 30952292, 37992193, 39553516, 69218653, 75984386, 138437306, 151968772, 265945351, 276874612, 531890702, 721851667, 1063781404, 1443703334, 2887406668, 5052961669, 10105923338, 20211846676]

約数ペア:

[(1, 20211846676), (2, 10105923338), (4, 5052961669), (7, 2887406668), (14, 1443703334), (19, 1063781404), (28, 721851667), (38, 531890702), (73, 276874612), (76, 265945351), (133, 151968772), (146, 138437306), (266, 75984386), (292, 69218653), (511, 39553516), (532, 37992193), (653, 30952292), (797, 25359908), (1022, 19776758), (1306, 15476146), (1387, 14572348), (1594, 12679954), (2044, 9888379), (2612, 7738073), (2774, 7286174), (3188, 6339977), (4571, 4421756), (5548, 3643087), (5579, 3622844), (9142, 2210878), (9709, 2081764), (11158, 1811422), (12407, 1629068), (15143, 1334732), (18284, 1105439), (19418, 1040882), (22316, 905711), (24814, 814534), (30286, 667366), (38836, 520441), (47669, 424004), (49628, 407267), (58181, 347396), (60572, 333683), (86849, 232724), (95338, 212002), (106001, 190676), (116362, 173698)]