19286344

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 45619200

約数和(自身を除く): 26332856

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 131, 154, 239, 262, 308, 478, 524, 616, 917, 956, 1048, 1441, 1673, 1834, 1912, 2629, 2882, 3346, 3668, 5258, 5764, 6692, 7336, 10087, 10516, 11528, 13384, 18403, 20174, 21032, 31309, 36806, 40348, 62618, 73612, 80696, 125236, 147224, 219163, 250472, 344399, 438326, 688798, 876652, 1377596, 1753304, 2410793, 2755192, 4821586, 9643172, 19286344]

約数ペア:

[(1, 19286344), (2, 9643172), (4, 4821586), (7, 2755192), (8, 2410793), (11, 1753304), (14, 1377596), (22, 876652), (28, 688798), (44, 438326), (56, 344399), (77, 250472), (88, 219163), (131, 147224), (154, 125236), (239, 80696), (262, 73612), (308, 62618), (478, 40348), (524, 36806), (616, 31309), (917, 21032), (956, 20174), (1048, 18403), (1441, 13384), (1673, 11528), (1834, 10516), (1912, 10087), (2629, 7336), (2882, 6692), (3346, 5764), (3668, 5258)]