19669996

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 37594368

約数和(自身を除く): 17924372

約数列:

[1, 2, 4, 31, 41, 53, 62, 73, 82, 106, 124, 146, 164, 212, 292, 1271, 1643, 2173, 2263, 2542, 2993, 3286, 3869, 4346, 4526, 5084, 5986, 6572, 7738, 8692, 9052, 11972, 15476, 67363, 92783, 119939, 134726, 158629, 185566, 239878, 269452, 317258, 371132, 479756, 634516, 4917499, 9834998, 19669996]

約数ペア:

[(1, 19669996), (2, 9834998), (4, 4917499), (31, 634516), (41, 479756), (53, 371132), (62, 317258), (73, 269452), (82, 239878), (106, 185566), (124, 158629), (146, 134726), (164, 119939), (212, 92783), (292, 67363), (1271, 15476), (1643, 11972), (2173, 9052), (2263, 8692), (2542, 7738), (2993, 6572), (3286, 5986), (3869, 5084), (4346, 4526)]