20862432

素因数分解:

$2^5\times 3^2\times {\mathrm{107}}^1\times {\mathrm{677}}^1$

素因数の和:800

約数の個数: 72

約数和(自身を含む): 59970456

約数和(自身を除く): 39108024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 107, 144, 214, 288, 321, 428, 642, 677, 856, 963, 1284, 1354, 1712, 1926, 2031, 2568, 2708, 3424, 3852, 4062, 5136, 5416, 6093, 7704, 8124, 10272, 10832, 12186, 15408, 16248, 21664, 24372, 30816, 32496, 48744, 64992, 72439, 97488, 144878, 194976, 217317, 289756, 434634, 579512, 651951, 869268, 1159024, 1303902, 1738536, 2318048, 2607804, 3477072, 5215608, 6954144, 10431216, 20862432]

約数ペア:

[(1, 20862432), (2, 10431216), (3, 6954144), (4, 5215608), (6, 3477072), (8, 2607804), (9, 2318048), (12, 1738536), (16, 1303902), (18, 1159024), (24, 869268), (32, 651951), (36, 579512), (48, 434634), (72, 289756), (96, 217317), (107, 194976), (144, 144878), (214, 97488), (288, 72439), (321, 64992), (428, 48744), (642, 32496), (677, 30816), (856, 24372), (963, 21664), (1284, 16248), (1354, 15408), (1712, 12186), (1926, 10832), (2031, 10272), (2568, 8124), (2708, 7704), (3424, 6093), (3852, 5416), (4062, 5136)]