305491538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{11981}}^1$

素因数の和:12074

約数の個数: 32

約数和(自身を含む): 534876480

約数和(自身を除く): 229384942

約数列:

[1, 2, 11, 19, 22, 38, 61, 122, 209, 418, 671, 1159, 1342, 2318, 11981, 12749, 23962, 25498, 131791, 227639, 263582, 455278, 730841, 1461682, 2504029, 5008058, 8039251, 13885979, 16078502, 27771958, 152745769, 305491538]

約数ペア:

[(1, 305491538), (2, 152745769), (11, 27771958), (19, 16078502), (22, 13885979), (38, 8039251), (61, 5008058), (122, 2504029), (209, 1461682), (418, 730841), (671, 455278), (1159, 263582), (1342, 227639), (2318, 131791), (11981, 25498), (12749, 23962)]