19919768208

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{73961}}^1$

素因数の和:74184

約数の個数: 80

約数和(自身を含む): 53413581312

約数和(自身を除く): 33493813104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 181, 186, 248, 362, 372, 496, 543, 724, 744, 1086, 1448, 1488, 2172, 2896, 4344, 5611, 8688, 11222, 16833, 22444, 33666, 44888, 67332, 73961, 89776, 134664, 147922, 221883, 269328, 295844, 443766, 591688, 887532, 1183376, 1775064, 2292791, 3550128, 4585582, 6878373, 9171164, 13386941, 13756746, 18342328, 26773882, 27513492, 36684656, 40160823, 53547764, 55026984, 80321646, 107095528, 110053968, 160643292, 214191056, 321286584, 414995171, 642573168, 829990342, 1244985513, 1659980684, 2489971026, 3319961368, 4979942052, 6639922736, 9959884104, 19919768208]

約数ペア:

[(1, 19919768208), (2, 9959884104), (3, 6639922736), (4, 4979942052), (6, 3319961368), (8, 2489971026), (12, 1659980684), (16, 1244985513), (24, 829990342), (31, 642573168), (48, 414995171), (62, 321286584), (93, 214191056), (124, 160643292), (181, 110053968), (186, 107095528), (248, 80321646), (362, 55026984), (372, 53547764), (496, 40160823), (543, 36684656), (724, 27513492), (744, 26773882), (1086, 18342328), (1448, 13756746), (1488, 13386941), (2172, 9171164), (2896, 6878373), (4344, 4585582), (5611, 3550128), (8688, 2292791), (11222, 1775064), (16833, 1183376), (22444, 887532), (33666, 591688), (44888, 443766), (67332, 295844), (73961, 269328), (89776, 221883), (134664, 147922)]