19855210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{499}}^1$

素因数の和:702

約数の個数: 32

約数和(自身を含む): 37584000

約数和(自身を除く): 17728790

約数列:

[1, 2, 5, 10, 23, 46, 115, 173, 230, 346, 499, 865, 998, 1730, 2495, 3979, 4990, 7958, 11477, 19895, 22954, 39790, 57385, 86327, 114770, 172654, 431635, 863270, 1985521, 3971042, 9927605, 19855210]

約数ペア:

[(1, 19855210), (2, 9927605), (5, 3971042), (10, 1985521), (23, 863270), (46, 431635), (115, 172654), (173, 114770), (230, 86327), (346, 57385), (499, 39790), (865, 22954), (998, 19895), (1730, 11477), (2495, 7958), (3979, 4990)]