809888908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{15289}}^1$

素因数の和:15370

約数の個数: 48

約数和(自身を含む): 1618293600

約数和(自身を除く): 808404692

約数列:

[1, 2, 4, 17, 19, 34, 38, 41, 68, 76, 82, 164, 323, 646, 697, 779, 1292, 1394, 1558, 2788, 3116, 13243, 15289, 26486, 30578, 52972, 61156, 259913, 290491, 519826, 580982, 626849, 1039652, 1161964, 1253698, 2507396, 4938347, 9876694, 10656433, 11910131, 19753388, 21312866, 23820262, 42625732, 47640524, 202472227, 404944454, 809888908]

約数ペア:

[(1, 809888908), (2, 404944454), (4, 202472227), (17, 47640524), (19, 42625732), (34, 23820262), (38, 21312866), (41, 19753388), (68, 11910131), (76, 10656433), (82, 9876694), (164, 4938347), (323, 2507396), (646, 1253698), (697, 1161964), (779, 1039652), (1292, 626849), (1394, 580982), (1558, 519826), (2788, 290491), (3116, 259913), (13243, 61156), (15289, 52972), (26486, 30578)]