18649944

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{13633}}^1$

素因数の和:13664

約数の個数: 48

約数和(自身を含む): 53172600

約数和(自身を除く): 34522656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 13633, 27266, 40899, 54532, 81798, 109064, 122697, 163596, 245394, 259027, 327192, 490788, 518054, 777081, 981576, 1036108, 1554162, 2072216, 2331243, 3108324, 4662486, 6216648, 9324972, 18649944]

約数ペア:

[(1, 18649944), (2, 9324972), (3, 6216648), (4, 4662486), (6, 3108324), (8, 2331243), (9, 2072216), (12, 1554162), (18, 1036108), (19, 981576), (24, 777081), (36, 518054), (38, 490788), (57, 327192), (72, 259027), (76, 245394), (114, 163596), (152, 122697), (171, 109064), (228, 81798), (342, 54532), (456, 40899), (684, 27266), (1368, 13633)]