20176769208

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1\times {\mathrm{571}}^1$

素因数の和:973

約数の個数: 128

約数和(自身を含む): 52040102400

約数和(自身を除く): 31863333192

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 89, 142, 178, 213, 233, 267, 284, 356, 426, 466, 534, 568, 571, 699, 712, 852, 932, 1068, 1142, 1398, 1704, 1713, 1864, 2136, 2284, 2796, 3426, 4568, 5592, 6319, 6852, 12638, 13704, 16543, 18957, 20737, 25276, 33086, 37914, 40541, 41474, 49629, 50552, 50819, 62211, 66172, 75828, 81082, 82948, 99258, 101638, 121623, 124422, 132344, 133043, 151656, 152457, 162164, 165896, 198516, 203276, 243246, 248844, 266086, 304914, 324328, 397032, 399129, 406552, 486492, 497688, 532172, 609828, 798258, 972984, 1064344, 1219656, 1472327, 1596516, 2944654, 3193032, 3608149, 4416981, 5889308, 7216298, 8833962, 9446053, 10824447, 11778616, 11840827, 14432596, 17667924, 18892106, 21648894, 23681654, 28338159, 28865192, 35335848, 35522481, 37784212, 43297788, 47363308, 56676318, 71044962, 75568424, 86595576, 94726616, 113352636, 142089924, 226705272, 284179848, 840698717, 1681397434, 2522096151, 3362794868, 5044192302, 6725589736, 10088384604, 20176769208]

約数ペア:

[(1, 20176769208), (2, 10088384604), (3, 6725589736), (4, 5044192302), (6, 3362794868), (8, 2522096151), (12, 1681397434), (24, 840698717), (71, 284179848), (89, 226705272), (142, 142089924), (178, 113352636), (213, 94726616), (233, 86595576), (267, 75568424), (284, 71044962), (356, 56676318), (426, 47363308), (466, 43297788), (534, 37784212), (568, 35522481), (571, 35335848), (699, 28865192), (712, 28338159), (852, 23681654), (932, 21648894), (1068, 18892106), (1142, 17667924), (1398, 14432596), (1704, 11840827), (1713, 11778616), (1864, 10824447), (2136, 9446053), (2284, 8833962), (2796, 7216298), (3426, 5889308), (4568, 4416981), (5592, 3608149), (6319, 3193032), (6852, 2944654), (12638, 1596516), (13704, 1472327), (16543, 1219656), (18957, 1064344), (20737, 972984), (25276, 798258), (33086, 609828), (37914, 532172), (40541, 497688), (41474, 486492), (49629, 406552), (50552, 399129), (50819, 397032), (62211, 324328), (66172, 304914), (75828, 266086), (81082, 248844), (82948, 243246), (99258, 203276), (101638, 198516), (121623, 165896), (124422, 162164), (132344, 152457), (133043, 151656)]