19103964

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 50050560

約数和(自身を除く): 30946596

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 59, 66, 118, 121, 132, 177, 223, 236, 242, 354, 363, 446, 484, 649, 669, 708, 726, 892, 1298, 1338, 1452, 1947, 2453, 2596, 2676, 3894, 4906, 7139, 7359, 7788, 9812, 13157, 14278, 14718, 21417, 26314, 26983, 28556, 29436, 39471, 42834, 52628, 53966, 78942, 80949, 85668, 107932, 144727, 157884, 161898, 289454, 323796, 434181, 578908, 868362, 1591997, 1736724, 3183994, 4775991, 6367988, 9551982, 19103964]

約数ペア:

[(1, 19103964), (2, 9551982), (3, 6367988), (4, 4775991), (6, 3183994), (11, 1736724), (12, 1591997), (22, 868362), (33, 578908), (44, 434181), (59, 323796), (66, 289454), (118, 161898), (121, 157884), (132, 144727), (177, 107932), (223, 85668), (236, 80949), (242, 78942), (354, 53966), (363, 52628), (446, 42834), (484, 39471), (649, 29436), (669, 28556), (708, 26983), (726, 26314), (892, 21417), (1298, 14718), (1338, 14278), (1452, 13157), (1947, 9812), (2453, 7788), (2596, 7359), (2676, 7139), (3894, 4906)]