18287208

素因数分解:

$2^3\times 3^5\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:453

約数の個数: 96

約数和(自身を含む): 53726400

約数和(自身を除く): 35439192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 81, 92, 108, 138, 162, 184, 207, 216, 243, 276, 324, 409, 414, 486, 552, 621, 648, 818, 828, 972, 1227, 1242, 1636, 1656, 1863, 1944, 2454, 2484, 3272, 3681, 3726, 4908, 4968, 5589, 7362, 7452, 9407, 9816, 11043, 11178, 14724, 14904, 18814, 22086, 22356, 28221, 29448, 33129, 37628, 44172, 44712, 56442, 66258, 75256, 84663, 88344, 99387, 112884, 132516, 169326, 198774, 225768, 253989, 265032, 338652, 397548, 507978, 677304, 761967, 795096, 1015956, 1523934, 2031912, 2285901, 3047868, 4571802, 6095736, 9143604, 18287208]

約数ペア:

[(1, 18287208), (2, 9143604), (3, 6095736), (4, 4571802), (6, 3047868), (8, 2285901), (9, 2031912), (12, 1523934), (18, 1015956), (23, 795096), (24, 761967), (27, 677304), (36, 507978), (46, 397548), (54, 338652), (69, 265032), (72, 253989), (81, 225768), (92, 198774), (108, 169326), (138, 132516), (162, 112884), (184, 99387), (207, 88344), (216, 84663), (243, 75256), (276, 66258), (324, 56442), (409, 44712), (414, 44172), (486, 37628), (552, 33129), (621, 29448), (648, 28221), (818, 22356), (828, 22086), (972, 18814), (1227, 14904), (1242, 14724), (1636, 11178), (1656, 11043), (1863, 9816), (1944, 9407), (2454, 7452), (2484, 7362), (3272, 5589), (3681, 4968), (3726, 4908)]