2009744

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1$

素因数の和:639

約数の個数: 40

約数和(自身を含む): 4478880

約数和(自身を除く): 2469136

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 601, 836, 1202, 1672, 2404, 3344, 4808, 6611, 9616, 11419, 13222, 22838, 26444, 45676, 52888, 91352, 105776, 125609, 182704, 251218, 502436, 1004872, 2009744]

約数ペア:

[(1, 2009744), (2, 1004872), (4, 502436), (8, 251218), (11, 182704), (16, 125609), (19, 105776), (22, 91352), (38, 52888), (44, 45676), (76, 26444), (88, 22838), (152, 13222), (176, 11419), (209, 9616), (304, 6611), (418, 4808), (601, 3344), (836, 2404), (1202, 1672)]