18809145

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7333}}^1$

素因数の和:7366

約数の個数: 32

約数和(自身を含む): 35203200

約数和(自身を除く): 16394055

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 7333, 21999, 36665, 65997, 109995, 139327, 197991, 329985, 417981, 696635, 989955, 1253943, 2089905, 3761829, 6269715, 18809145]

約数ペア:

[(1, 18809145), (3, 6269715), (5, 3761829), (9, 2089905), (15, 1253943), (19, 989955), (27, 696635), (45, 417981), (57, 329985), (95, 197991), (135, 139327), (171, 109995), (285, 65997), (513, 36665), (855, 21999), (2565, 7333)]