18423847533

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1\times {\mathrm{4013}}^1$

素因数の和:4354

約数の個数: 64

約数和(自身を含む): 30815188992

約数和(自身を除く): 12391341459

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 201, 251, 273, 469, 753, 871, 1407, 1757, 2613, 3263, 4013, 5271, 6097, 9789, 12039, 16817, 18291, 22841, 28091, 50451, 52169, 68523, 84273, 117719, 156507, 218621, 268871, 353157, 365183, 655863, 806613, 1007263, 1095549, 1530347, 1882097, 3021789, 3495323, 4591041, 5646291, 7050841, 10485969, 13094419, 21152523, 24467261, 39283257, 67486621, 73401783, 91660933, 202459863, 274982799, 472406347, 877326073, 1417219041, 2631978219, 6141282511, 18423847533]

約数ペア:

[(1, 18423847533), (3, 6141282511), (7, 2631978219), (13, 1417219041), (21, 877326073), (39, 472406347), (67, 274982799), (91, 202459863), (201, 91660933), (251, 73401783), (273, 67486621), (469, 39283257), (753, 24467261), (871, 21152523), (1407, 13094419), (1757, 10485969), (2613, 7050841), (3263, 5646291), (4013, 4591041), (5271, 3495323), (6097, 3021789), (9789, 1882097), (12039, 1530347), (16817, 1095549), (18291, 1007263), (22841, 806613), (28091, 655863), (50451, 365183), (52169, 353157), (68523, 268871), (84273, 218621), (117719, 156507)]