18782190

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{4259}}^1$

素因数の和:4286

約数の個数: 72

約数和(自身を含む): 56819880

約数和(自身を除く): 38037690

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4259, 4410, 8518, 12777, 21295, 25554, 29813, 38331, 42590, 59626, 63885, 76662, 89439, 127770, 149065, 178878, 191655, 208691, 268317, 298130, 383310, 417382, 447195, 536634, 626073, 894390, 1043455, 1252146, 1341585, 1878219, 2086910, 2683170, 3130365, 3756438, 6260730, 9391095, 18782190]

約数ペア:

[(1, 18782190), (2, 9391095), (3, 6260730), (5, 3756438), (6, 3130365), (7, 2683170), (9, 2086910), (10, 1878219), (14, 1341585), (15, 1252146), (18, 1043455), (21, 894390), (30, 626073), (35, 536634), (42, 447195), (45, 417382), (49, 383310), (63, 298130), (70, 268317), (90, 208691), (98, 191655), (105, 178878), (126, 149065), (147, 127770), (210, 89439), (245, 76662), (294, 63885), (315, 59626), (441, 42590), (490, 38331), (630, 29813), (735, 25554), (882, 21295), (1470, 12777), (2205, 8518), (4259, 4410)]