20965170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{36781}}^1$

素因数の和:36810

約数の個数: 32

約数和(自身を含む): 52966080

約数和(自身を除く): 32000910

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 36781, 73562, 110343, 183905, 220686, 367810, 551715, 698839, 1103430, 1397678, 2096517, 3494195, 4193034, 6988390, 10482585, 20965170]

約数ペア:

[(1, 20965170), (2, 10482585), (3, 6988390), (5, 4193034), (6, 3494195), (10, 2096517), (15, 1397678), (19, 1103430), (30, 698839), (38, 551715), (57, 367810), (95, 220686), (114, 183905), (190, 110343), (285, 73562), (570, 36781)]