219213944

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{881}}^1\times {\mathrm{1637}}^1$

素因数の和:2543

約数の個数: 32

約数和(自身を含む): 433414800

約数和(自身を除く): 214200856

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 881, 1637, 1762, 3274, 3524, 6548, 7048, 13096, 16739, 31103, 33478, 62206, 66956, 124412, 133912, 248824, 1442197, 2884394, 5768788, 11537576, 27401743, 54803486, 109606972, 219213944]

約数ペア:

[(1, 219213944), (2, 109606972), (4, 54803486), (8, 27401743), (19, 11537576), (38, 5768788), (76, 2884394), (152, 1442197), (881, 248824), (1637, 133912), (1762, 124412), (3274, 66956), (3524, 62206), (6548, 33478), (7048, 31103), (13096, 16739)]