18669456

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{9973}}^1$

素因数の和:10000

約数の個数: 60

約数和(自身を含む): 56273308

約数和(自身を除く): 37603852

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 9973, 19946, 29919, 39892, 59838, 79784, 89757, 119676, 129649, 159568, 179514, 239352, 259298, 359028, 388947, 478704, 518596, 718056, 777894, 1037192, 1166841, 1436112, 1555788, 2074384, 2333682, 3111576, 4667364, 6223152, 9334728, 18669456]

約数ペア:

[(1, 18669456), (2, 9334728), (3, 6223152), (4, 4667364), (6, 3111576), (8, 2333682), (9, 2074384), (12, 1555788), (13, 1436112), (16, 1166841), (18, 1037192), (24, 777894), (26, 718056), (36, 518596), (39, 478704), (48, 388947), (52, 359028), (72, 259298), (78, 239352), (104, 179514), (117, 159568), (144, 129649), (156, 119676), (208, 89757), (234, 79784), (312, 59838), (468, 39892), (624, 29919), (936, 19946), (1872, 9973)]