18862129408

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{34127}}^1$

素因数の和:34287

約数の個数: 72

約数和(自身を含む): 40180396032

約数和(自身を除く): 21318266624

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 127, 128, 136, 254, 256, 272, 508, 544, 1016, 1088, 2032, 2159, 2176, 4064, 4318, 4352, 8128, 8636, 16256, 17272, 32512, 34127, 34544, 68254, 69088, 136508, 138176, 273016, 276352, 546032, 552704, 580159, 1092064, 1160318, 2184128, 2320636, 4334129, 4368256, 4641272, 8668258, 8736512, 9282544, 17336516, 18565088, 34673032, 37130176, 69346064, 73680193, 74260352, 138692128, 147360386, 148520704, 277384256, 294720772, 554768512, 589441544, 1109537024, 1178883088, 2357766176, 4715532352, 9431064704, 18862129408]

約数ペア:

[(1, 18862129408), (2, 9431064704), (4, 4715532352), (8, 2357766176), (16, 1178883088), (17, 1109537024), (32, 589441544), (34, 554768512), (64, 294720772), (68, 277384256), (127, 148520704), (128, 147360386), (136, 138692128), (254, 74260352), (256, 73680193), (272, 69346064), (508, 37130176), (544, 34673032), (1016, 18565088), (1088, 17336516), (2032, 9282544), (2159, 8736512), (2176, 8668258), (4064, 4641272), (4318, 4368256), (4352, 4334129), (8128, 2320636), (8636, 2184128), (16256, 1160318), (17272, 1092064), (32512, 580159), (34127, 552704), (34544, 546032), (68254, 276352), (69088, 273016), (136508, 138176)]