19941830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1019}}^1$

素因数の和:1148

約数の個数: 32

約数和(自身を含む): 38188800

約数和(自身を除く): 18246970

約数列:

[1, 2, 5, 10, 19, 38, 95, 103, 190, 206, 515, 1019, 1030, 1957, 2038, 3914, 5095, 9785, 10190, 19361, 19570, 38722, 96805, 104957, 193610, 209914, 524785, 1049570, 1994183, 3988366, 9970915, 19941830]

約数ペア:

[(1, 19941830), (2, 9970915), (5, 3988366), (10, 1994183), (19, 1049570), (38, 524785), (95, 209914), (103, 193610), (190, 104957), (206, 96805), (515, 38722), (1019, 19570), (1030, 19361), (1957, 10190), (2038, 9785), (3914, 5095)]