19950378

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 47416320

約数和(自身を除く): 27465942

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 59, 83, 97, 118, 166, 177, 194, 249, 291, 354, 413, 498, 581, 582, 679, 826, 1162, 1239, 1358, 1743, 2037, 2478, 3486, 4074, 4897, 5723, 8051, 9794, 11446, 14691, 16102, 17169, 24153, 29382, 34279, 34338, 40061, 48306, 56357, 68558, 80122, 102837, 112714, 120183, 169071, 205674, 240366, 338142, 475009, 950018, 1425027, 2850054, 3325063, 6650126, 9975189, 19950378]

約数ペア:

[(1, 19950378), (2, 9975189), (3, 6650126), (6, 3325063), (7, 2850054), (14, 1425027), (21, 950018), (42, 475009), (59, 338142), (83, 240366), (97, 205674), (118, 169071), (166, 120183), (177, 112714), (194, 102837), (249, 80122), (291, 68558), (354, 56357), (413, 48306), (498, 40061), (581, 34338), (582, 34279), (679, 29382), (826, 24153), (1162, 17169), (1239, 16102), (1358, 14691), (1743, 11446), (2037, 9794), (2478, 8051), (3486, 5723), (4074, 4897)]