20157252

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{419}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 49862400

約数和(自身を除く): 29705148

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 211, 228, 419, 422, 633, 838, 844, 1257, 1266, 1676, 2514, 2532, 4009, 5028, 7961, 8018, 12027, 15922, 16036, 23883, 24054, 31844, 47766, 48108, 88409, 95532, 176818, 265227, 353636, 530454, 1060908, 1679771, 3359542, 5039313, 6719084, 10078626, 20157252]

約数ペア:

[(1, 20157252), (2, 10078626), (3, 6719084), (4, 5039313), (6, 3359542), (12, 1679771), (19, 1060908), (38, 530454), (57, 353636), (76, 265227), (114, 176818), (211, 95532), (228, 88409), (419, 48108), (422, 47766), (633, 31844), (838, 24054), (844, 23883), (1257, 16036), (1266, 15922), (1676, 12027), (2514, 8018), (2532, 7961), (4009, 5028)]