17980848

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:187

約数の個数: 120

約数和(自身を含む): 53969760

約数和(自身を除く): 35988912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 61, 69, 72, 89, 92, 122, 138, 144, 178, 183, 184, 207, 244, 267, 276, 356, 366, 368, 414, 488, 534, 549, 552, 712, 732, 801, 828, 976, 1068, 1098, 1104, 1403, 1424, 1464, 1602, 1656, 2047, 2136, 2196, 2806, 2928, 3204, 3312, 4094, 4209, 4272, 4392, 5429, 5612, 6141, 6408, 8188, 8418, 8784, 10858, 11224, 12282, 12627, 12816, 16287, 16376, 16836, 18423, 21716, 22448, 24564, 25254, 32574, 32752, 33672, 36846, 43432, 48861, 49128, 50508, 65148, 67344, 73692, 86864, 97722, 98256, 101016, 124867, 130296, 147384, 195444, 202032, 249734, 260592, 294768, 374601, 390888, 499468, 749202, 781776, 998936, 1123803, 1498404, 1997872, 2247606, 2996808, 4495212, 5993616, 8990424, 17980848]

約数ペア:

[(1, 17980848), (2, 8990424), (3, 5993616), (4, 4495212), (6, 2996808), (8, 2247606), (9, 1997872), (12, 1498404), (16, 1123803), (18, 998936), (23, 781776), (24, 749202), (36, 499468), (46, 390888), (48, 374601), (61, 294768), (69, 260592), (72, 249734), (89, 202032), (92, 195444), (122, 147384), (138, 130296), (144, 124867), (178, 101016), (183, 98256), (184, 97722), (207, 86864), (244, 73692), (267, 67344), (276, 65148), (356, 50508), (366, 49128), (368, 48861), (414, 43432), (488, 36846), (534, 33672), (549, 32752), (552, 32574), (712, 25254), (732, 24564), (801, 22448), (828, 21716), (976, 18423), (1068, 16836), (1098, 16376), (1104, 16287), (1403, 12816), (1424, 12627), (1464, 12282), (1602, 11224), (1656, 10858), (2047, 8784), (2136, 8418), (2196, 8188), (2806, 6408), (2928, 6141), (3204, 5612), (3312, 5429), (4094, 4392), (4209, 4272)]