16508701988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1\times {\mathrm{283}}^1$

素因数の和:637

約数の個数: 96

約数和(自身を含む): 31748519040

約数和(自身を除く): 15239817052

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 97, 164, 193, 194, 283, 386, 388, 566, 772, 779, 1132, 1558, 1843, 3116, 3667, 3686, 3977, 5377, 7334, 7372, 7913, 7954, 10754, 11603, 14668, 15826, 15908, 18721, 21508, 23206, 27451, 31652, 37442, 46412, 54619, 54902, 74884, 75563, 109238, 109804, 150347, 151126, 218476, 220457, 300694, 302252, 355699, 440914, 521569, 601388, 711398, 767561, 881828, 1037761, 1043138, 1125491, 1422796, 1535122, 2075522, 2086276, 2239379, 2250982, 3070244, 4151044, 4478758, 4501964, 5298043, 8957516, 10596086, 14583659, 21192172, 21384329, 29167318, 42548201, 42768658, 58334636, 85096402, 85537316, 100662817, 170192804, 201325634, 217219763, 402651268, 434439526, 868879052, 4127175497, 8254350994, 16508701988]

約数ペア:

[(1, 16508701988), (2, 8254350994), (4, 4127175497), (19, 868879052), (38, 434439526), (41, 402651268), (76, 217219763), (82, 201325634), (97, 170192804), (164, 100662817), (193, 85537316), (194, 85096402), (283, 58334636), (386, 42768658), (388, 42548201), (566, 29167318), (772, 21384329), (779, 21192172), (1132, 14583659), (1558, 10596086), (1843, 8957516), (3116, 5298043), (3667, 4501964), (3686, 4478758), (3977, 4151044), (5377, 3070244), (7334, 2250982), (7372, 2239379), (7913, 2086276), (7954, 2075522), (10754, 1535122), (11603, 1422796), (14668, 1125491), (15826, 1043138), (15908, 1037761), (18721, 881828), (21508, 767561), (23206, 711398), (27451, 601388), (31652, 521569), (37442, 440914), (46412, 355699), (54619, 302252), (54902, 300694), (74884, 220457), (75563, 218476), (109238, 151126), (109804, 150347)]