19494297224

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1\times {\mathrm{1787}}^1$

素因数の和:2334

約数の個数: 64

約数和(自身を含む): 38028614400

約数和(自身を除く): 18534317176

約数列:

[1, 2, 4, 8, 41, 79, 82, 158, 164, 316, 328, 421, 632, 842, 1684, 1787, 3239, 3368, 3574, 6478, 7148, 12956, 14296, 17261, 25912, 33259, 34522, 66518, 69044, 73267, 133036, 138088, 141173, 146534, 266072, 282346, 293068, 564692, 586136, 752327, 1129384, 1363619, 1504654, 2727238, 3009308, 5454476, 5788093, 6018616, 10908952, 11576186, 23152372, 30845407, 46304744, 59433833, 61690814, 118867666, 123381628, 237735332, 246763256, 475470664, 2436787153, 4873574306, 9747148612, 19494297224]

約数ペア:

[(1, 19494297224), (2, 9747148612), (4, 4873574306), (8, 2436787153), (41, 475470664), (79, 246763256), (82, 237735332), (158, 123381628), (164, 118867666), (316, 61690814), (328, 59433833), (421, 46304744), (632, 30845407), (842, 23152372), (1684, 11576186), (1787, 10908952), (3239, 6018616), (3368, 5788093), (3574, 5454476), (6478, 3009308), (7148, 2727238), (12956, 1504654), (14296, 1363619), (17261, 1129384), (25912, 752327), (33259, 586136), (34522, 564692), (66518, 293068), (69044, 282346), (73267, 266072), (133036, 146534), (138088, 141173)]