20160981208

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{661}}^1\times {\mathrm{103043}}^1$

素因数の和:103747

約数の個数: 32

約数和(自身を含む): 38882622960

約数和(自身を除く): 18721641752

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 661, 1322, 2644, 5288, 24457, 48914, 97828, 103043, 195656, 206086, 412172, 824344, 3812591, 7625182, 15250364, 30500728, 68111423, 136222846, 272445692, 544891384, 2520122651, 5040245302, 10080490604, 20160981208]

約数ペア:

[(1, 20160981208), (2, 10080490604), (4, 5040245302), (8, 2520122651), (37, 544891384), (74, 272445692), (148, 136222846), (296, 68111423), (661, 30500728), (1322, 15250364), (2644, 7625182), (5288, 3812591), (24457, 824344), (48914, 412172), (97828, 206086), (103043, 195656)]