16898440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32497}}^1$

素因数の和:32521

約数の個数: 32

約数和(自身を含む): 40947480

約数和(自身を除く): 24049040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 32497, 64994, 129988, 162485, 259976, 324970, 422461, 649940, 844922, 1299880, 1689844, 2112305, 3379688, 4224610, 8449220, 16898440]

約数ペア:

[(1, 16898440), (2, 8449220), (4, 4224610), (5, 3379688), (8, 2112305), (10, 1689844), (13, 1299880), (20, 844922), (26, 649940), (40, 422461), (52, 324970), (65, 259976), (104, 162485), (130, 129988), (260, 64994), (520, 32497)]