18865367045

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{10799}}^1$

素因数の和:10938

約数の個数: 64

約数和(自身を含む): 28366848000

約数和(自身を除く): 9501480955

約数列:

[1, 5, 7, 19, 35, 37, 71, 95, 133, 185, 259, 355, 497, 665, 703, 1295, 1349, 2485, 2627, 3515, 4921, 6745, 9443, 10799, 13135, 18389, 24605, 47215, 49913, 53995, 75593, 91945, 205181, 249565, 349391, 377965, 399563, 766729, 1025905, 1436267, 1746955, 1997815, 2796941, 3833645, 5367103, 7181335, 7591697, 13984705, 14567851, 26835515, 28368973, 37958485, 53141879, 72839255, 101974957, 141844865, 198582811, 265709395, 509874785, 539010487, 992914055, 2695052435, 3773073409, 18865367045]

約数ペア:

[(1, 18865367045), (5, 3773073409), (7, 2695052435), (19, 992914055), (35, 539010487), (37, 509874785), (71, 265709395), (95, 198582811), (133, 141844865), (185, 101974957), (259, 72839255), (355, 53141879), (497, 37958485), (665, 28368973), (703, 26835515), (1295, 14567851), (1349, 13984705), (2485, 7591697), (2627, 7181335), (3515, 5367103), (4921, 3833645), (6745, 2796941), (9443, 1997815), (10799, 1746955), (13135, 1436267), (18389, 1025905), (24605, 766729), (47215, 399563), (49913, 377965), (53995, 349391), (75593, 249565), (91945, 205181)]