15840198984986

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{1019}}^1\times {\mathrm{12161}}^1$

素因数の和:13655

約数の個数: 64

約数和(自身を含む): 25080418022400

約数和(自身を除く): 9240219037414

約数列:

[1, 2, 31, 53, 62, 106, 389, 778, 1019, 1643, 2038, 3286, 12059, 12161, 20617, 24118, 24322, 31589, 41234, 54007, 63178, 108014, 376991, 396391, 639127, 644533, 753982, 792782, 1278254, 1289066, 1674217, 3348434, 4730629, 9461258, 12288121, 12392059, 19980523, 21008723, 24576242, 24784118, 39961046, 42017446, 146649499, 250723337, 293298998, 384153829, 501446674, 651270413, 656779127, 768307658, 1302540826, 1313558254, 4820510951, 7772423447, 9641021902, 15544846894, 20360152937, 40720305874, 149435839481, 255487080403, 298871678962, 510974160806, 7920099492493, 15840198984986]

約数ペア:

[(1, 15840198984986), (2, 7920099492493), (31, 510974160806), (53, 298871678962), (62, 255487080403), (106, 149435839481), (389, 40720305874), (778, 20360152937), (1019, 15544846894), (1643, 9641021902), (2038, 7772423447), (3286, 4820510951), (12059, 1313558254), (12161, 1302540826), (20617, 768307658), (24118, 656779127), (24322, 651270413), (31589, 501446674), (41234, 384153829), (54007, 293298998), (63178, 250723337), (108014, 146649499), (376991, 42017446), (396391, 39961046), (639127, 24784118), (644533, 24576242), (753982, 21008723), (792782, 19980523), (1278254, 12392059), (1289066, 12288121), (1674217, 9461258), (3348434, 4730629)]