31858668

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{991}}^1$

素因数の和:1067

約数の個数: 72

約数和(自身を含む): 86661120

約数和(自身を除く): 54802452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 47, 57, 76, 94, 114, 141, 171, 188, 228, 282, 342, 423, 564, 684, 846, 893, 991, 1692, 1786, 1982, 2679, 2973, 3572, 3964, 5358, 5946, 8037, 8919, 10716, 11892, 16074, 17838, 18829, 32148, 35676, 37658, 46577, 56487, 75316, 93154, 112974, 139731, 169461, 186308, 225948, 279462, 338922, 419193, 558924, 677844, 838386, 884963, 1676772, 1769926, 2654889, 3539852, 5309778, 7964667, 10619556, 15929334, 31858668]

約数ペア:

[(1, 31858668), (2, 15929334), (3, 10619556), (4, 7964667), (6, 5309778), (9, 3539852), (12, 2654889), (18, 1769926), (19, 1676772), (36, 884963), (38, 838386), (47, 677844), (57, 558924), (76, 419193), (94, 338922), (114, 279462), (141, 225948), (171, 186308), (188, 169461), (228, 139731), (282, 112974), (342, 93154), (423, 75316), (564, 56487), (684, 46577), (846, 37658), (893, 35676), (991, 32148), (1692, 18829), (1786, 17838), (1982, 16074), (2679, 11892), (2973, 10716), (3572, 8919), (3964, 8037), (5358, 5946)]