19904456235

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{3557}}^1\times {\mathrm{6323}}^1$

素因数の和:9947

約数の個数: 32

約数和(自身を含む): 32401140480

約数和(自身を除く): 12496684245

約数列:

[1, 3, 5, 15, 59, 177, 295, 885, 3557, 6323, 10671, 17785, 18969, 31615, 53355, 94845, 209863, 373057, 629589, 1049315, 1119171, 1865285, 3147945, 5595855, 22490911, 67472733, 112454555, 337363665, 1326963749, 3980891247, 6634818745, 19904456235]

約数ペア:

[(1, 19904456235), (3, 6634818745), (5, 3980891247), (15, 1326963749), (59, 337363665), (177, 112454555), (295, 67472733), (885, 22490911), (3557, 5595855), (6323, 3147945), (10671, 1865285), (17785, 1119171), (18969, 1049315), (31615, 629589), (53355, 373057), (94845, 209863)]