19460890

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{353}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 36320400

約数和(自身を除く): 16859510

約数列:

[1, 2, 5, 10, 37, 74, 149, 185, 298, 353, 370, 706, 745, 1490, 1765, 3530, 5513, 11026, 13061, 26122, 27565, 52597, 55130, 65305, 105194, 130610, 262985, 525970, 1946089, 3892178, 9730445, 19460890]

約数ペア:

[(1, 19460890), (2, 9730445), (5, 3892178), (10, 1946089), (37, 525970), (74, 262985), (149, 130610), (185, 105194), (298, 65305), (353, 55130), (370, 52597), (706, 27565), (745, 26122), (1490, 13061), (1765, 11026), (3530, 5513)]