20199190410

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1394009}}^1$

素因数の和:1394052

約数の個数: 96

約数和(自身を含む): 62630081280

約数和(自身を除く): 42430890870

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 30, 35, 42, 45, 46, 63, 69, 70, 90, 105, 115, 126, 138, 161, 207, 210, 230, 315, 322, 345, 414, 483, 630, 690, 805, 966, 1035, 1449, 1610, 2070, 2415, 2898, 4830, 7245, 14490, 1394009, 2788018, 4182027, 6970045, 8364054, 9758063, 12546081, 13940090, 19516126, 20910135, 25092162, 29274189, 32062207, 41820270, 48790315, 58548378, 62730405, 64124414, 87822567, 96186621, 97580630, 125460810, 146370945, 160311035, 175645134, 192373242, 224435449, 288559863, 292741890, 320622070, 439112835, 448870898, 480933105, 577119726, 673306347, 878225670, 961866210, 1122177245, 1346612694, 1442799315, 2019919041, 2244354490, 2885598630, 3366531735, 4039838082, 6733063470, 10099595205, 20199190410]

約数ペア:

[(1, 20199190410), (2, 10099595205), (3, 6733063470), (5, 4039838082), (6, 3366531735), (7, 2885598630), (9, 2244354490), (10, 2019919041), (14, 1442799315), (15, 1346612694), (18, 1122177245), (21, 961866210), (23, 878225670), (30, 673306347), (35, 577119726), (42, 480933105), (45, 448870898), (46, 439112835), (63, 320622070), (69, 292741890), (70, 288559863), (90, 224435449), (105, 192373242), (115, 175645134), (126, 160311035), (138, 146370945), (161, 125460810), (207, 97580630), (210, 96186621), (230, 87822567), (315, 64124414), (322, 62730405), (345, 58548378), (414, 48790315), (483, 41820270), (630, 32062207), (690, 29274189), (805, 25092162), (966, 20910135), (1035, 19516126), (1449, 13940090), (1610, 12546081), (2070, 9758063), (2415, 8364054), (2898, 6970045), (4830, 4182027), (7245, 2788018), (14490, 1394009)]