16640388

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{6899}}^1$

素因数の和:6976

約数の個数: 36

約数和(自身を含む): 42697200

約数和(自身を除く): 26056812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 402, 603, 804, 1206, 2412, 6899, 13798, 20697, 27596, 41394, 62091, 82788, 124182, 248364, 462233, 924466, 1386699, 1848932, 2773398, 4160097, 5546796, 8320194, 16640388]

約数ペア:

[(1, 16640388), (2, 8320194), (3, 5546796), (4, 4160097), (6, 2773398), (9, 1848932), (12, 1386699), (18, 924466), (36, 462233), (67, 248364), (134, 124182), (201, 82788), (268, 62091), (402, 41394), (603, 27596), (804, 20697), (1206, 13798), (2412, 6899)]