3999908158

素因数分解:

$2^1\times {\mathrm{19}}^3\times {\mathrm{151}}^1\times {\mathrm{1931}}^1$

素因数の和:2141

約数の個数: 32

約数和(自身を含む): 6378382080

約数和(自身を除く): 2378473922

約数列:

[1, 2, 19, 38, 151, 302, 361, 722, 1931, 2869, 3862, 5738, 6859, 13718, 36689, 54511, 73378, 109022, 291581, 583162, 697091, 1035709, 1394182, 2071418, 5540039, 11080078, 13244729, 26489458, 105260741, 210521482, 1999954079, 3999908158]

約数ペア:

[(1, 3999908158), (2, 1999954079), (19, 210521482), (38, 105260741), (151, 26489458), (302, 13244729), (361, 11080078), (722, 5540039), (1931, 2071418), (2869, 1394182), (3862, 1035709), (5738, 697091), (6859, 583162), (13718, 291581), (36689, 109022), (54511, 73378)]