18695508

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:177

約数の個数: 96

約数和(自身を含む): 50050560

約数和(自身を除く): 31355052

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 41, 52, 74, 78, 79, 82, 111, 123, 148, 156, 158, 164, 222, 237, 246, 316, 444, 474, 481, 492, 533, 948, 962, 1027, 1066, 1443, 1517, 1599, 1924, 2054, 2132, 2886, 2923, 3034, 3081, 3198, 3239, 4108, 4551, 5772, 5846, 6068, 6162, 6396, 6478, 8769, 9102, 9717, 11692, 12324, 12956, 17538, 18204, 19434, 19721, 35076, 37999, 38868, 39442, 42107, 59163, 75998, 78884, 84214, 113997, 118326, 119843, 126321, 151996, 168428, 227994, 236652, 239686, 252642, 359529, 455988, 479372, 505284, 719058, 1438116, 1557959, 3115918, 4673877, 6231836, 9347754, 18695508]

約数ペア:

[(1, 18695508), (2, 9347754), (3, 6231836), (4, 4673877), (6, 3115918), (12, 1557959), (13, 1438116), (26, 719058), (37, 505284), (39, 479372), (41, 455988), (52, 359529), (74, 252642), (78, 239686), (79, 236652), (82, 227994), (111, 168428), (123, 151996), (148, 126321), (156, 119843), (158, 118326), (164, 113997), (222, 84214), (237, 78884), (246, 75998), (316, 59163), (444, 42107), (474, 39442), (481, 38868), (492, 37999), (533, 35076), (948, 19721), (962, 19434), (1027, 18204), (1066, 17538), (1443, 12956), (1517, 12324), (1599, 11692), (1924, 9717), (2054, 9102), (2132, 8769), (2886, 6478), (2923, 6396), (3034, 6162), (3081, 6068), (3198, 5846), (3239, 5772), (4108, 4551)]