17972482

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:306

約数の個数: 32

約数和(自身を含む): 30404160

約数和(自身を除く): 12431678

約数列:

[1, 2, 11, 22, 67, 89, 134, 137, 178, 274, 737, 979, 1474, 1507, 1958, 3014, 5963, 9179, 11926, 12193, 18358, 24386, 65593, 100969, 131186, 134123, 201938, 268246, 816931, 1633862, 8986241, 17972482]

約数ペア:

[(1, 17972482), (2, 8986241), (11, 1633862), (22, 816931), (67, 268246), (89, 201938), (134, 134123), (137, 131186), (178, 100969), (274, 65593), (737, 24386), (979, 18358), (1474, 12193), (1507, 11926), (1958, 9179), (3014, 5963)]