28644552

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{20939}}^1$

素因数の和:20970

約数の個数: 48

約数和(自身を含む): 81666000

約数和(自身を除く): 53021448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 20939, 41878, 62817, 83756, 125634, 167512, 188451, 251268, 376902, 397841, 502536, 753804, 795682, 1193523, 1507608, 1591364, 2387046, 3182728, 3580569, 4774092, 7161138, 9548184, 14322276, 28644552]

約数ペア:

[(1, 28644552), (2, 14322276), (3, 9548184), (4, 7161138), (6, 4774092), (8, 3580569), (9, 3182728), (12, 2387046), (18, 1591364), (19, 1507608), (24, 1193523), (36, 795682), (38, 753804), (57, 502536), (72, 397841), (76, 376902), (114, 251268), (152, 188451), (171, 167512), (228, 125634), (342, 83756), (456, 62817), (684, 41878), (1368, 20939)]