20121108

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7727}}^1$

素因数の和:7772

約数の個数: 48

約数和(自身を含む): 55394304

約数和(自身を除く): 35273196

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 7727, 15454, 23181, 30908, 46362, 54089, 92724, 108178, 162267, 216356, 239537, 324534, 479074, 649068, 718611, 958148, 1437222, 1676759, 2874444, 3353518, 5030277, 6707036, 10060554, 20121108]

約数ペア:

[(1, 20121108), (2, 10060554), (3, 6707036), (4, 5030277), (6, 3353518), (7, 2874444), (12, 1676759), (14, 1437222), (21, 958148), (28, 718611), (31, 649068), (42, 479074), (62, 324534), (84, 239537), (93, 216356), (124, 162267), (186, 108178), (217, 92724), (372, 54089), (434, 46362), (651, 30908), (868, 23181), (1302, 15454), (2604, 7727)]