19924616

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2789}}^1$

素因数の和:2861

約数の個数: 32

約数和(自身を含む): 40176000

約数和(自身を除く): 20251384

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 188, 376, 893, 1786, 2789, 3572, 5578, 7144, 11156, 22312, 52991, 105982, 131083, 211964, 262166, 423928, 524332, 1048664, 2490577, 4981154, 9962308, 19924616]

約数ペア:

[(1, 19924616), (2, 9962308), (4, 4981154), (8, 2490577), (19, 1048664), (38, 524332), (47, 423928), (76, 262166), (94, 211964), (152, 131083), (188, 105982), (376, 52991), (893, 22312), (1786, 11156), (2789, 7144), (3572, 5578)]