19693830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{50497}}^1$

素因数の和:50520

約数の個数: 32

約数和(自身を含む): 50901984

約数和(自身を除く): 31208154

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 50497, 100994, 151491, 252485, 302982, 504970, 656461, 757455, 1312922, 1514910, 1969383, 3282305, 3938766, 6564610, 9846915, 19693830]

約数ペア:

[(1, 19693830), (2, 9846915), (3, 6564610), (5, 3938766), (6, 3282305), (10, 1969383), (13, 1514910), (15, 1312922), (26, 757455), (30, 656461), (39, 504970), (65, 302982), (78, 252485), (130, 151491), (195, 100994), (390, 50497)]