19303390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{853}}^1$

素因数の和:964

約数の個数: 32

約数和(自身を含む): 36400896

約数和(自身を除く): 17097506

約数列:

[1, 2, 5, 10, 31, 62, 73, 146, 155, 310, 365, 730, 853, 1706, 2263, 4265, 4526, 8530, 11315, 22630, 26443, 52886, 62269, 124538, 132215, 264430, 311345, 622690, 1930339, 3860678, 9651695, 19303390]

約数ペア:

[(1, 19303390), (2, 9651695), (5, 3860678), (10, 1930339), (31, 622690), (62, 311345), (73, 264430), (146, 132215), (155, 124538), (310, 62269), (365, 52886), (730, 26443), (853, 22630), (1706, 11315), (2263, 8530), (4265, 4526)]