20364570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{641}}^1$

素因数の和:1007

約数の個数: 48

約数和(自身を含む): 53180712

約数和(自身を除く): 32816142

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 353, 641, 706, 1059, 1282, 1765, 1923, 2118, 3177, 3205, 3530, 3846, 5295, 5769, 6354, 6410, 9615, 10590, 11538, 15885, 19230, 28845, 31770, 57690, 226273, 452546, 678819, 1131365, 1357638, 2036457, 2262730, 3394095, 4072914, 6788190, 10182285, 20364570]

約数ペア:

[(1, 20364570), (2, 10182285), (3, 6788190), (5, 4072914), (6, 3394095), (9, 2262730), (10, 2036457), (15, 1357638), (18, 1131365), (30, 678819), (45, 452546), (90, 226273), (353, 57690), (641, 31770), (706, 28845), (1059, 19230), (1282, 15885), (1765, 11538), (1923, 10590), (2118, 9615), (3177, 6410), (3205, 6354), (3530, 5769), (3846, 5295)]