19556895092

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2251}}^1\times {\mathrm{2333}}^1$

素因数の和:4621

約数の個数: 72

約数和(自身を含む): 41944220640

約数和(自身を除く): 22387325548

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 2251, 2333, 3724, 4502, 4666, 9004, 9332, 15757, 16331, 31514, 32662, 42769, 44327, 63028, 65324, 85538, 88654, 110299, 114317, 171076, 177308, 220598, 228634, 299383, 310289, 441196, 457268, 598766, 620578, 1197532, 1241156, 2095681, 2172023, 4191362, 4344046, 5251583, 8382724, 8688092, 10503166, 21006332, 36761081, 73522162, 99780077, 147044324, 199560154, 257327567, 399120308, 514655134, 698460539, 1029310268, 1396921078, 2793842156, 4889223773, 9778447546, 19556895092]

約数ペア:

[(1, 19556895092), (2, 9778447546), (4, 4889223773), (7, 2793842156), (14, 1396921078), (19, 1029310268), (28, 698460539), (38, 514655134), (49, 399120308), (76, 257327567), (98, 199560154), (133, 147044324), (196, 99780077), (266, 73522162), (532, 36761081), (931, 21006332), (1862, 10503166), (2251, 8688092), (2333, 8382724), (3724, 5251583), (4502, 4344046), (4666, 4191362), (9004, 2172023), (9332, 2095681), (15757, 1241156), (16331, 1197532), (31514, 620578), (32662, 598766), (42769, 457268), (44327, 441196), (63028, 310289), (65324, 299383), (85538, 228634), (88654, 220598), (110299, 177308), (114317, 171076)]