19504260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1901}}^1$

素因数の和:1938

約数の個数: 96

約数和(自身を含む): 63907200

約数和(自身を除く): 44402940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 1901, 2052, 2565, 3420, 3802, 5130, 5703, 7604, 9505, 10260, 11406, 17109, 19010, 22812, 28515, 34218, 36119, 38020, 51327, 57030, 68436, 72238, 85545, 102654, 108357, 114060, 144476, 171090, 180595, 205308, 216714, 256635, 325071, 342180, 361190, 433428, 513270, 541785, 650142, 722380, 975213, 1026540, 1083570, 1300284, 1625355, 1950426, 2167140, 3250710, 3900852, 4876065, 6501420, 9752130, 19504260]

約数ペア:

[(1, 19504260), (2, 9752130), (3, 6501420), (4, 4876065), (5, 3900852), (6, 3250710), (9, 2167140), (10, 1950426), (12, 1625355), (15, 1300284), (18, 1083570), (19, 1026540), (20, 975213), (27, 722380), (30, 650142), (36, 541785), (38, 513270), (45, 433428), (54, 361190), (57, 342180), (60, 325071), (76, 256635), (90, 216714), (95, 205308), (108, 180595), (114, 171090), (135, 144476), (171, 114060), (180, 108357), (190, 102654), (228, 85545), (270, 72238), (285, 68436), (342, 57030), (380, 51327), (513, 38020), (540, 36119), (570, 34218), (684, 28515), (855, 22812), (1026, 19010), (1140, 17109), (1710, 11406), (1901, 10260), (2052, 9505), (2565, 7604), (3420, 5703), (3802, 5130)]