18965544

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{683}}^1$

素因数の和:794

約数の個数: 64

約数和(自身を含む): 51710400

約数和(自身を除く): 32744856

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 89, 104, 156, 178, 267, 312, 356, 534, 683, 712, 1068, 1157, 1366, 2049, 2136, 2314, 2732, 3471, 4098, 4628, 5464, 6942, 8196, 8879, 9256, 13884, 16392, 17758, 26637, 27768, 35516, 53274, 60787, 71032, 106548, 121574, 182361, 213096, 243148, 364722, 486296, 729444, 790231, 1458888, 1580462, 2370693, 3160924, 4741386, 6321848, 9482772, 18965544]

約数ペア:

[(1, 18965544), (2, 9482772), (3, 6321848), (4, 4741386), (6, 3160924), (8, 2370693), (12, 1580462), (13, 1458888), (24, 790231), (26, 729444), (39, 486296), (52, 364722), (78, 243148), (89, 213096), (104, 182361), (156, 121574), (178, 106548), (267, 71032), (312, 60787), (356, 53274), (534, 35516), (683, 27768), (712, 26637), (1068, 17758), (1157, 16392), (1366, 13884), (2049, 9256), (2136, 8879), (2314, 8196), (2732, 6942), (3471, 5464), (4098, 4628)]