20730216

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 59292000

約数和(自身を除く): 38561784

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 169, 228, 247, 269, 312, 338, 456, 494, 507, 538, 676, 741, 807, 988, 1014, 1076, 1352, 1482, 1614, 1976, 2028, 2152, 2964, 3211, 3228, 3497, 4056, 5111, 5928, 6422, 6456, 6994, 9633, 10222, 10491, 12844, 13988, 15333, 19266, 20444, 20982, 25688, 27976, 30666, 38532, 40888, 41964, 45461, 61332, 66443, 77064, 83928, 90922, 122664, 132886, 136383, 181844, 199329, 265772, 272766, 363688, 398658, 531544, 545532, 797316, 863759, 1091064, 1594632, 1727518, 2591277, 3455036, 5182554, 6910072, 10365108, 20730216]

約数ペア:

[(1, 20730216), (2, 10365108), (3, 6910072), (4, 5182554), (6, 3455036), (8, 2591277), (12, 1727518), (13, 1594632), (19, 1091064), (24, 863759), (26, 797316), (38, 545532), (39, 531544), (52, 398658), (57, 363688), (76, 272766), (78, 265772), (104, 199329), (114, 181844), (152, 136383), (156, 132886), (169, 122664), (228, 90922), (247, 83928), (269, 77064), (312, 66443), (338, 61332), (456, 45461), (494, 41964), (507, 40888), (538, 38532), (676, 30666), (741, 27976), (807, 25688), (988, 20982), (1014, 20444), (1076, 19266), (1352, 15333), (1482, 13988), (1614, 12844), (1976, 10491), (2028, 10222), (2152, 9633), (2964, 6994), (3211, 6456), (3228, 6422), (3497, 5928), (4056, 5111)]