19743408

素因数分解:

$2^4\times 3^2\times {\mathrm{167}}^1\times {\mathrm{821}}^1$

素因数の和:1002

約数の個数: 60

約数和(自身を含む): 55652688

約数和(自身を除く): 35909280

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 167, 334, 501, 668, 821, 1002, 1336, 1503, 1642, 2004, 2463, 2672, 3006, 3284, 4008, 4926, 6012, 6568, 7389, 8016, 9852, 12024, 13136, 14778, 19704, 24048, 29556, 39408, 59112, 118224, 137107, 274214, 411321, 548428, 822642, 1096856, 1233963, 1645284, 2193712, 2467926, 3290568, 4935852, 6581136, 9871704, 19743408]

約数ペア:

[(1, 19743408), (2, 9871704), (3, 6581136), (4, 4935852), (6, 3290568), (8, 2467926), (9, 2193712), (12, 1645284), (16, 1233963), (18, 1096856), (24, 822642), (36, 548428), (48, 411321), (72, 274214), (144, 137107), (167, 118224), (334, 59112), (501, 39408), (668, 29556), (821, 24048), (1002, 19704), (1336, 14778), (1503, 13136), (1642, 12024), (2004, 9852), (2463, 8016), (2672, 7389), (3006, 6568), (3284, 6012), (4008, 4926)]