20396016

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{1523}}^1$

素因数の和:1571

約数の個数: 80

約数和(自身を含む): 60472320

約数和(自身を除く): 40076304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 93, 108, 124, 144, 186, 216, 248, 279, 372, 432, 496, 558, 744, 837, 1116, 1488, 1523, 1674, 2232, 3046, 3348, 4464, 4569, 6092, 6696, 9138, 12184, 13392, 13707, 18276, 24368, 27414, 36552, 41121, 47213, 54828, 73104, 82242, 94426, 109656, 141639, 164484, 188852, 219312, 283278, 328968, 377704, 424917, 566556, 657936, 755408, 849834, 1133112, 1274751, 1699668, 2266224, 2549502, 3399336, 5099004, 6798672, 10198008, 20396016]

約数ペア:

[(1, 20396016), (2, 10198008), (3, 6798672), (4, 5099004), (6, 3399336), (8, 2549502), (9, 2266224), (12, 1699668), (16, 1274751), (18, 1133112), (24, 849834), (27, 755408), (31, 657936), (36, 566556), (48, 424917), (54, 377704), (62, 328968), (72, 283278), (93, 219312), (108, 188852), (124, 164484), (144, 141639), (186, 109656), (216, 94426), (248, 82242), (279, 73104), (372, 54828), (432, 47213), (496, 41121), (558, 36552), (744, 27414), (837, 24368), (1116, 18276), (1488, 13707), (1523, 13392), (1674, 12184), (2232, 9138), (3046, 6696), (3348, 6092), (4464, 4569)]