20407841286

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1459}}^1\times {\mathrm{9001}}^1$

素因数の和:10509

約数の個数: 64

約数和(自身を含む): 47945372160

約数和(自身を除く): 27537530874

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1459, 1554, 2918, 4377, 8754, 9001, 10213, 18002, 20426, 27003, 30639, 53983, 54006, 61278, 63007, 107966, 126014, 161949, 189021, 323898, 333037, 377881, 378042, 666074, 755762, 999111, 1133643, 1998222, 2267286, 2331259, 4662518, 6993777, 13132459, 13987554, 26264918, 39397377, 78794754, 91927213, 183854426, 275781639, 485900983, 551563278, 971801966, 1457702949, 2915405898, 3401306881, 6802613762, 10203920643, 20407841286]

約数ペア:

[(1, 20407841286), (2, 10203920643), (3, 6802613762), (6, 3401306881), (7, 2915405898), (14, 1457702949), (21, 971801966), (37, 551563278), (42, 485900983), (74, 275781639), (111, 183854426), (222, 91927213), (259, 78794754), (518, 39397377), (777, 26264918), (1459, 13987554), (1554, 13132459), (2918, 6993777), (4377, 4662518), (8754, 2331259), (9001, 2267286), (10213, 1998222), (18002, 1133643), (20426, 999111), (27003, 755762), (30639, 666074), (53983, 378042), (54006, 377881), (61278, 333037), (63007, 323898), (107966, 189021), (126014, 161949)]