19019772

素因数分解:

$2^2\times 3^4\times {\mathrm{47}}^1\times {\mathrm{1249}}^1$

素因数の和:1312

約数の個数: 60

約数和(自身を含む): 50820000

約数和(自身を除く): 31800228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 81, 94, 108, 141, 162, 188, 282, 324, 423, 564, 846, 1249, 1269, 1692, 2498, 2538, 3747, 3807, 4996, 5076, 7494, 7614, 11241, 14988, 15228, 22482, 33723, 44964, 58703, 67446, 101169, 117406, 134892, 176109, 202338, 234812, 352218, 404676, 528327, 704436, 1056654, 1584981, 2113308, 3169962, 4754943, 6339924, 9509886, 19019772]

約数ペア:

[(1, 19019772), (2, 9509886), (3, 6339924), (4, 4754943), (6, 3169962), (9, 2113308), (12, 1584981), (18, 1056654), (27, 704436), (36, 528327), (47, 404676), (54, 352218), (81, 234812), (94, 202338), (108, 176109), (141, 134892), (162, 117406), (188, 101169), (282, 67446), (324, 58703), (423, 44964), (564, 33723), (846, 22482), (1249, 15228), (1269, 14988), (1692, 11241), (2498, 7614), (2538, 7494), (3747, 5076), (3807, 4996)]