18516912

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{97}}^2$

素因数の和:246

約数の個数: 60

約数和(自身を含む): 49512456

約数和(自身を除く): 30995544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 97, 123, 164, 194, 246, 291, 328, 388, 492, 582, 656, 776, 984, 1164, 1552, 1968, 2328, 3977, 4656, 7954, 9409, 11931, 15908, 18818, 23862, 28227, 31816, 37636, 47724, 56454, 63632, 75272, 95448, 112908, 150544, 190896, 225816, 385769, 451632, 771538, 1157307, 1543076, 2314614, 3086152, 4629228, 6172304, 9258456, 18516912]

約数ペア:

[(1, 18516912), (2, 9258456), (3, 6172304), (4, 4629228), (6, 3086152), (8, 2314614), (12, 1543076), (16, 1157307), (24, 771538), (41, 451632), (48, 385769), (82, 225816), (97, 190896), (123, 150544), (164, 112908), (194, 95448), (246, 75272), (291, 63632), (328, 56454), (388, 47724), (492, 37636), (582, 31816), (656, 28227), (776, 23862), (984, 18818), (1164, 15908), (1552, 11931), (1968, 9409), (2328, 7954), (3977, 4656)]