20156989130

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1\times {\mathrm{1181}}^1$

素因数の和:1671

約数の個数: 64

約数和(自身を含む): 37656137088

約数和(自身を除く): 17499147958

約数列:

[1, 2, 5, 10, 37, 74, 163, 185, 283, 326, 370, 566, 815, 1181, 1415, 1630, 2362, 2830, 5905, 6031, 10471, 11810, 12062, 20942, 30155, 43697, 46129, 52355, 60310, 87394, 92258, 104710, 192503, 218485, 230645, 334223, 385006, 436970, 461290, 668446, 962515, 1671115, 1706773, 1925030, 3342230, 3413546, 7122611, 8533865, 12366251, 14245222, 17067730, 24732502, 35613055, 54478349, 61831255, 71226110, 108956698, 123662510, 272391745, 544783490, 2015698913, 4031397826, 10078494565, 20156989130]

約数ペア:

[(1, 20156989130), (2, 10078494565), (5, 4031397826), (10, 2015698913), (37, 544783490), (74, 272391745), (163, 123662510), (185, 108956698), (283, 71226110), (326, 61831255), (370, 54478349), (566, 35613055), (815, 24732502), (1181, 17067730), (1415, 14245222), (1630, 12366251), (2362, 8533865), (2830, 7122611), (5905, 3413546), (6031, 3342230), (10471, 1925030), (11810, 1706773), (12062, 1671115), (20942, 962515), (30155, 668446), (43697, 461290), (46129, 436970), (52355, 385006), (60310, 334223), (87394, 230645), (92258, 218485), (104710, 192503)]