18547947

素因数分解:

$3^8\times {\mathrm{11}}^1\times {\mathrm{257}}^1$

素因数の和:292

約数の個数: 36

約数和(自身を含む): 30467736

約数和(自身を除く): 11919789

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 257, 297, 729, 771, 891, 2187, 2313, 2673, 2827, 6561, 6939, 8019, 8481, 20817, 24057, 25443, 62451, 72171, 76329, 187353, 228987, 562059, 686961, 1686177, 2060883, 6182649, 18547947]

約数ペア:

[(1, 18547947), (3, 6182649), (9, 2060883), (11, 1686177), (27, 686961), (33, 562059), (81, 228987), (99, 187353), (243, 76329), (257, 72171), (297, 62451), (729, 25443), (771, 24057), (891, 20817), (2187, 8481), (2313, 8019), (2673, 6939), (2827, 6561)]