20199691002

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1\times {\mathrm{313}}^1\times {\mathrm{347}}^1$

素因数の和:1027

約数の個数: 64

約数和(自身を含む): 41121239040

約数和(自身を除く): 20921548038

約数列:

[1, 2, 3, 6, 139, 223, 278, 313, 347, 417, 446, 626, 669, 694, 834, 939, 1041, 1338, 1878, 2082, 30997, 43507, 48233, 61994, 69799, 77381, 87014, 92991, 96466, 108611, 130521, 139598, 144699, 154762, 185982, 209397, 217222, 232143, 261042, 289398, 325833, 418794, 464286, 651666, 9702061, 10755959, 15096929, 19404122, 21511918, 24220253, 29106183, 30193858, 32267877, 45290787, 48440506, 58212366, 64535754, 72660759, 90581574, 145321518, 3366615167, 6733230334, 10099845501, 20199691002]

約数ペア:

[(1, 20199691002), (2, 10099845501), (3, 6733230334), (6, 3366615167), (139, 145321518), (223, 90581574), (278, 72660759), (313, 64535754), (347, 58212366), (417, 48440506), (446, 45290787), (626, 32267877), (669, 30193858), (694, 29106183), (834, 24220253), (939, 21511918), (1041, 19404122), (1338, 15096929), (1878, 10755959), (2082, 9702061), (30997, 651666), (43507, 464286), (48233, 418794), (61994, 325833), (69799, 289398), (77381, 261042), (87014, 232143), (92991, 217222), (96466, 209397), (108611, 185982), (130521, 154762), (139598, 144699)]