1897804014

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{1777}}^1$

素因数の和:1985

約数の個数: 64

約数和(自身を含む): 4055546880

約数和(自身を除く): 2157742866

約数列:

[1, 2, 3, 6, 23, 46, 69, 71, 109, 138, 142, 213, 218, 327, 426, 654, 1633, 1777, 2507, 3266, 3554, 4899, 5014, 5331, 7521, 7739, 9798, 10662, 15042, 15478, 23217, 40871, 46434, 81742, 122613, 126167, 177997, 193693, 245226, 252334, 355994, 378501, 387386, 533991, 581079, 757002, 1067982, 1162158, 2901841, 4454939, 5803682, 8705523, 8909878, 13364817, 13752203, 17411046, 26729634, 27504406, 41256609, 82513218, 316300669, 632601338, 948902007, 1897804014]

約数ペア:

[(1, 1897804014), (2, 948902007), (3, 632601338), (6, 316300669), (23, 82513218), (46, 41256609), (69, 27504406), (71, 26729634), (109, 17411046), (138, 13752203), (142, 13364817), (213, 8909878), (218, 8705523), (327, 5803682), (426, 4454939), (654, 2901841), (1633, 1162158), (1777, 1067982), (2507, 757002), (3266, 581079), (3554, 533991), (4899, 387386), (5014, 378501), (5331, 355994), (7521, 252334), (7739, 245226), (9798, 193693), (10662, 177997), (15042, 126167), (15478, 122613), (23217, 81742), (40871, 46434)]