20175403122

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{349}}^1\times {\mathrm{1693}}^1$

素因数の和:2328

約数の個数: 96

約数和(自身を含む): 50315865600

約数和(自身を除く): 30140462478

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 271, 349, 542, 698, 813, 1047, 1626, 1693, 1897, 2094, 2439, 2443, 3141, 3386, 3794, 4878, 4886, 5079, 5691, 6282, 7329, 10158, 11382, 11851, 14658, 15237, 17073, 21987, 23702, 30474, 34146, 35553, 43974, 71106, 94579, 106659, 189158, 213318, 283737, 458803, 567474, 590857, 662053, 851211, 917606, 1181714, 1324106, 1376409, 1702422, 1772571, 1986159, 2752818, 3211621, 3545142, 3972318, 4129227, 4135999, 5317713, 5958477, 6423242, 8258454, 8271998, 9634863, 10635426, 11916954, 12407997, 19269726, 24815994, 28904589, 37223991, 57809178, 74447982, 160122247, 320244494, 480366741, 960733482, 1120855729, 1441100223, 2241711458, 2882200446, 3362567187, 6725134374, 10087701561, 20175403122]

約数ペア:

[(1, 20175403122), (2, 10087701561), (3, 6725134374), (6, 3362567187), (7, 2882200446), (9, 2241711458), (14, 1441100223), (18, 1120855729), (21, 960733482), (42, 480366741), (63, 320244494), (126, 160122247), (271, 74447982), (349, 57809178), (542, 37223991), (698, 28904589), (813, 24815994), (1047, 19269726), (1626, 12407997), (1693, 11916954), (1897, 10635426), (2094, 9634863), (2439, 8271998), (2443, 8258454), (3141, 6423242), (3386, 5958477), (3794, 5317713), (4878, 4135999), (4886, 4129227), (5079, 3972318), (5691, 3545142), (6282, 3211621), (7329, 2752818), (10158, 1986159), (11382, 1772571), (11851, 1702422), (14658, 1376409), (15237, 1324106), (17073, 1181714), (21987, 917606), (23702, 851211), (30474, 662053), (34146, 590857), (35553, 567474), (43974, 458803), (71106, 283737), (94579, 213318), (106659, 189158)]