18949770

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{4297}}^1$

素因数の和:4324

約数の個数: 72

約数和(自身を含む): 57326724

約数和(自身を除く): 38376954

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4297, 4410, 8594, 12891, 21485, 25782, 30079, 38673, 42970, 60158, 64455, 77346, 90237, 128910, 150395, 180474, 193365, 210553, 270711, 300790, 386730, 421106, 451185, 541422, 631659, 902370, 1052765, 1263318, 1353555, 1894977, 2105530, 2707110, 3158295, 3789954, 6316590, 9474885, 18949770]

約数ペア:

[(1, 18949770), (2, 9474885), (3, 6316590), (5, 3789954), (6, 3158295), (7, 2707110), (9, 2105530), (10, 1894977), (14, 1353555), (15, 1263318), (18, 1052765), (21, 902370), (30, 631659), (35, 541422), (42, 451185), (45, 421106), (49, 386730), (63, 300790), (70, 270711), (90, 210553), (98, 193365), (105, 180474), (126, 150395), (147, 128910), (210, 90237), (245, 77346), (294, 64455), (315, 60158), (441, 42970), (490, 38673), (630, 30079), (735, 25782), (882, 21485), (1470, 12891), (2205, 8594), (4297, 4410)]