19798170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4099}}^1$

素因数の和:4139

約数の個数: 64

約数和(自身を含む): 56678400

約数和(自身を除く): 36880230

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 210, 230, 322, 345, 483, 690, 805, 966, 1610, 2415, 4099, 4830, 8198, 12297, 20495, 24594, 28693, 40990, 57386, 61485, 86079, 94277, 122970, 143465, 172158, 188554, 282831, 286930, 430395, 471385, 565662, 659939, 860790, 942770, 1319878, 1414155, 1979817, 2828310, 3299695, 3959634, 6599390, 9899085, 19798170]

約数ペア:

[(1, 19798170), (2, 9899085), (3, 6599390), (5, 3959634), (6, 3299695), (7, 2828310), (10, 1979817), (14, 1414155), (15, 1319878), (21, 942770), (23, 860790), (30, 659939), (35, 565662), (42, 471385), (46, 430395), (69, 286930), (70, 282831), (105, 188554), (115, 172158), (138, 143465), (161, 122970), (210, 94277), (230, 86079), (322, 61485), (345, 57386), (483, 40990), (690, 28693), (805, 24594), (966, 20495), (1610, 12297), (2415, 8198), (4099, 4830)]