20679448

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3677}}^1$

素因数の和:3739

約数の個数: 32

約数和(自身を含む): 41929200

約数和(自身を除く): 21249752

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 703, 1406, 2812, 3677, 5624, 7354, 14708, 29416, 69863, 136049, 139726, 272098, 279452, 544196, 558904, 1088392, 2584931, 5169862, 10339724, 20679448]

約数ペア:

[(1, 20679448), (2, 10339724), (4, 5169862), (8, 2584931), (19, 1088392), (37, 558904), (38, 544196), (74, 279452), (76, 272098), (148, 139726), (152, 136049), (296, 69863), (703, 29416), (1406, 14708), (2812, 7354), (3677, 5624)]