20175437616

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{180473}}^1$

素因数の和:180638

約数の個数: 80

約数和(自身を含む): 55588879584

約数和(自身を除く): 35413441968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 137, 204, 272, 274, 408, 411, 548, 816, 822, 1096, 1644, 2192, 2329, 3288, 4658, 6576, 6987, 9316, 13974, 18632, 27948, 37264, 55896, 111792, 180473, 360946, 541419, 721892, 1082838, 1443784, 2165676, 2887568, 3068041, 4331352, 6136082, 8662704, 9204123, 12272164, 18408246, 24544328, 24724801, 36816492, 49088656, 49449602, 73632984, 74174403, 98899204, 147265968, 148348806, 197798408, 296697612, 395596816, 420321617, 593395224, 840643234, 1186790448, 1260964851, 1681286468, 2521929702, 3362572936, 5043859404, 6725145872, 10087718808, 20175437616]

約数ペア:

[(1, 20175437616), (2, 10087718808), (3, 6725145872), (4, 5043859404), (6, 3362572936), (8, 2521929702), (12, 1681286468), (16, 1260964851), (17, 1186790448), (24, 840643234), (34, 593395224), (48, 420321617), (51, 395596816), (68, 296697612), (102, 197798408), (136, 148348806), (137, 147265968), (204, 98899204), (272, 74174403), (274, 73632984), (408, 49449602), (411, 49088656), (548, 36816492), (816, 24724801), (822, 24544328), (1096, 18408246), (1644, 12272164), (2192, 9204123), (2329, 8662704), (3288, 6136082), (4658, 4331352), (6576, 3068041), (6987, 2887568), (9316, 2165676), (13974, 1443784), (18632, 1082838), (27948, 721892), (37264, 541419), (55896, 360946), (111792, 180473)]