20178382029

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1453}}^1\times {\mathrm{3671}}^1$

素因数の和:5237

約数の個数: 32

約数和(自身を含む): 29300914944

約数和(自身を除く): 9122532915

約数列:

[1, 3, 13, 39, 97, 291, 1261, 1453, 3671, 3783, 4359, 11013, 18889, 47723, 56667, 140941, 143169, 356087, 422823, 1068261, 1832233, 4629131, 5333963, 5496699, 13887393, 16001889, 69341519, 208024557, 517394411, 1552183233, 6726127343, 20178382029]

約数ペア:

[(1, 20178382029), (3, 6726127343), (13, 1552183233), (39, 517394411), (97, 208024557), (291, 69341519), (1261, 16001889), (1453, 13887393), (3671, 5496699), (3783, 5333963), (4359, 4629131), (11013, 1832233), (18889, 1068261), (47723, 422823), (56667, 356087), (140941, 143169)]