16620968

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 41260800

約数和(自身を除く): 24639832

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 79, 91, 104, 119, 136, 158, 182, 221, 238, 289, 316, 364, 442, 476, 553, 578, 632, 728, 884, 952, 1027, 1106, 1156, 1343, 1547, 1768, 2023, 2054, 2212, 2312, 2686, 3094, 3757, 4046, 4108, 4424, 5372, 6188, 7189, 7514, 8092, 8216, 9401, 10744, 12376, 14378, 15028, 16184, 17459, 18802, 22831, 26299, 28756, 30056, 34918, 37604, 45662, 52598, 57512, 69836, 75208, 91324, 105196, 122213, 139672, 159817, 182648, 210392, 244426, 296803, 319634, 488852, 593606, 639268, 977704, 1187212, 1278536, 2077621, 2374424, 4155242, 8310484, 16620968]

約数ペア:

[(1, 16620968), (2, 8310484), (4, 4155242), (7, 2374424), (8, 2077621), (13, 1278536), (14, 1187212), (17, 977704), (26, 639268), (28, 593606), (34, 488852), (52, 319634), (56, 296803), (68, 244426), (79, 210392), (91, 182648), (104, 159817), (119, 139672), (136, 122213), (158, 105196), (182, 91324), (221, 75208), (238, 69836), (289, 57512), (316, 52598), (364, 45662), (442, 37604), (476, 34918), (553, 30056), (578, 28756), (632, 26299), (728, 22831), (884, 18802), (952, 17459), (1027, 16184), (1106, 15028), (1156, 14378), (1343, 12376), (1547, 10744), (1768, 9401), (2023, 8216), (2054, 8092), (2212, 7514), (2312, 7189), (2686, 6188), (3094, 5372), (3757, 4424), (4046, 4108)]