20163340664

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{223}}^1\times {\mathrm{619}}^1$

素因数の和:929

約数の個数: 96

約数和(自身を含む): 41372352000

約数和(自身を除く): 21209011336

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 223, 248, 446, 589, 619, 892, 961, 1178, 1238, 1784, 1922, 2356, 2476, 3844, 4237, 4712, 4952, 6913, 7688, 8474, 11761, 13826, 16948, 18259, 19189, 23522, 27652, 33896, 36518, 38378, 47044, 55304, 73036, 76756, 94088, 131347, 138037, 146072, 153512, 214303, 262694, 276074, 364591, 428606, 525388, 552148, 594859, 729182, 857212, 1050776, 1104296, 1189718, 1458364, 1714424, 2379436, 2622703, 2916728, 4071757, 4279147, 4758872, 5245406, 8143514, 8558294, 10490812, 11302321, 16287028, 17116588, 20981624, 22604642, 32574056, 34233176, 45209284, 81303793, 90418568, 132653557, 162607586, 265307114, 325215172, 530614228, 650430344, 1061228456, 2520417583, 5040835166, 10081670332, 20163340664]

約数ペア:

[(1, 20163340664), (2, 10081670332), (4, 5040835166), (8, 2520417583), (19, 1061228456), (31, 650430344), (38, 530614228), (62, 325215172), (76, 265307114), (124, 162607586), (152, 132653557), (223, 90418568), (248, 81303793), (446, 45209284), (589, 34233176), (619, 32574056), (892, 22604642), (961, 20981624), (1178, 17116588), (1238, 16287028), (1784, 11302321), (1922, 10490812), (2356, 8558294), (2476, 8143514), (3844, 5245406), (4237, 4758872), (4712, 4279147), (4952, 4071757), (6913, 2916728), (7688, 2622703), (8474, 2379436), (11761, 1714424), (13826, 1458364), (16948, 1189718), (18259, 1104296), (19189, 1050776), (23522, 857212), (27652, 729182), (33896, 594859), (36518, 552148), (38378, 525388), (47044, 428606), (55304, 364591), (73036, 276074), (76756, 262694), (94088, 214303), (131347, 153512), (138037, 146072)]