19983288

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3371}}^1$

素因数の和:3412

約数の個数: 64

約数和(自身を含む): 56649600

約数和(自身を除く): 36666312

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 3371, 5928, 6742, 10113, 13484, 20226, 26968, 40452, 43823, 64049, 80904, 87646, 128098, 131469, 175292, 192147, 256196, 262938, 350584, 384294, 512392, 525876, 768588, 832637, 1051752, 1537176, 1665274, 2497911, 3330548, 4995822, 6661096, 9991644, 19983288]

約数ペア:

[(1, 19983288), (2, 9991644), (3, 6661096), (4, 4995822), (6, 3330548), (8, 2497911), (12, 1665274), (13, 1537176), (19, 1051752), (24, 832637), (26, 768588), (38, 525876), (39, 512392), (52, 384294), (57, 350584), (76, 262938), (78, 256196), (104, 192147), (114, 175292), (152, 131469), (156, 128098), (228, 87646), (247, 80904), (312, 64049), (456, 43823), (494, 40452), (741, 26968), (988, 20226), (1482, 13484), (1976, 10113), (2964, 6742), (3371, 5928)]