19498480

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10597}}^1$

素因数の和:10633

約数の個数: 40

約数和(自身を含む): 47309472

約数和(自身を除く): 27810992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 10597, 21194, 42388, 52985, 84776, 105970, 169552, 211940, 243731, 423880, 487462, 847760, 974924, 1218655, 1949848, 2437310, 3899696, 4874620, 9749240, 19498480]

約数ペア:

[(1, 19498480), (2, 9749240), (4, 4874620), (5, 3899696), (8, 2437310), (10, 1949848), (16, 1218655), (20, 974924), (23, 847760), (40, 487462), (46, 423880), (80, 243731), (92, 211940), (115, 169552), (184, 105970), (230, 84776), (368, 52985), (460, 42388), (920, 21194), (1840, 10597)]