201914270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{19471}}^1$

素因数の和:19556

約数の個数: 32

約数和(自身を含む): 391153536

約数和(自身を除く): 189239266

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 2074, 5185, 10370, 19471, 38942, 97355, 194710, 331007, 662014, 1187731, 1655035, 2375462, 3310070, 5938655, 11877310, 20191427, 40382854, 100957135, 201914270]

約数ペア:

[(1, 201914270), (2, 100957135), (5, 40382854), (10, 20191427), (17, 11877310), (34, 5938655), (61, 3310070), (85, 2375462), (122, 1655035), (170, 1187731), (305, 662014), (610, 331007), (1037, 194710), (2074, 97355), (5185, 38942), (10370, 19471)]