22781152

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:539

約数の個数: 48

約数和(自身を含む): 47854800

約数和(自身を除く): 25073648

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 89, 152, 178, 304, 356, 421, 608, 712, 842, 1424, 1684, 1691, 2848, 3368, 3382, 6736, 6764, 7999, 13472, 13528, 15998, 27056, 31996, 37469, 54112, 63992, 74938, 127984, 149876, 255968, 299752, 599504, 711911, 1199008, 1423822, 2847644, 5695288, 11390576, 22781152]

約数ペア:

[(1, 22781152), (2, 11390576), (4, 5695288), (8, 2847644), (16, 1423822), (19, 1199008), (32, 711911), (38, 599504), (76, 299752), (89, 255968), (152, 149876), (178, 127984), (304, 74938), (356, 63992), (421, 54112), (608, 37469), (712, 31996), (842, 27056), (1424, 15998), (1684, 13528), (1691, 13472), (2848, 7999), (3368, 6764), (3382, 6736)]