20107932

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{821}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 50911392

約数和(自身を除く): 30803460

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 157, 314, 471, 628, 821, 942, 1642, 1884, 2041, 2463, 3284, 4082, 4926, 6123, 8164, 9852, 10673, 12246, 21346, 24492, 32019, 42692, 64038, 128076, 128897, 257794, 386691, 515588, 773382, 1546764, 1675661, 3351322, 5026983, 6702644, 10053966, 20107932]

約数ペア:

[(1, 20107932), (2, 10053966), (3, 6702644), (4, 5026983), (6, 3351322), (12, 1675661), (13, 1546764), (26, 773382), (39, 515588), (52, 386691), (78, 257794), (156, 128897), (157, 128076), (314, 64038), (471, 42692), (628, 32019), (821, 24492), (942, 21346), (1642, 12246), (1884, 10673), (2041, 9852), (2463, 8164), (3284, 6123), (4082, 4926)]