19718010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{887}}^1$

素因数の和:932

約数の個数: 96

約数和(自身を含む): 58181760

約数和(自身を除く): 38463750

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 30, 38, 39, 45, 57, 65, 78, 90, 95, 114, 117, 130, 171, 190, 195, 234, 247, 285, 342, 390, 494, 570, 585, 741, 855, 887, 1170, 1235, 1482, 1710, 1774, 2223, 2470, 2661, 3705, 4435, 4446, 5322, 7410, 7983, 8870, 11115, 11531, 13305, 15966, 16853, 22230, 23062, 26610, 33706, 34593, 39915, 50559, 57655, 69186, 79830, 84265, 101118, 103779, 115310, 151677, 168530, 172965, 207558, 219089, 252795, 303354, 345930, 438178, 505590, 518895, 657267, 758385, 1037790, 1095445, 1314534, 1516770, 1971801, 2190890, 3286335, 3943602, 6572670, 9859005, 19718010]

約数ペア:

[(1, 19718010), (2, 9859005), (3, 6572670), (5, 3943602), (6, 3286335), (9, 2190890), (10, 1971801), (13, 1516770), (15, 1314534), (18, 1095445), (19, 1037790), (26, 758385), (30, 657267), (38, 518895), (39, 505590), (45, 438178), (57, 345930), (65, 303354), (78, 252795), (90, 219089), (95, 207558), (114, 172965), (117, 168530), (130, 151677), (171, 115310), (190, 103779), (195, 101118), (234, 84265), (247, 79830), (285, 69186), (342, 57655), (390, 50559), (494, 39915), (570, 34593), (585, 33706), (741, 26610), (855, 23062), (887, 22230), (1170, 16853), (1235, 15966), (1482, 13305), (1710, 11531), (1774, 11115), (2223, 8870), (2470, 7983), (2661, 7410), (3705, 5322), (4435, 4446)]