18419550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1$

素因数の和:338

約数の個数: 96

約数和(自身を含む): 50353920

約数和(自身を除く): 31934370

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 25, 30, 38, 46, 50, 57, 69, 75, 95, 114, 115, 138, 150, 190, 230, 281, 285, 345, 437, 475, 562, 570, 575, 690, 843, 874, 950, 1150, 1311, 1405, 1425, 1686, 1725, 2185, 2622, 2810, 2850, 3450, 4215, 4370, 5339, 6463, 6555, 7025, 8430, 10678, 10925, 12926, 13110, 14050, 16017, 19389, 21075, 21850, 26695, 32034, 32315, 32775, 38778, 42150, 53390, 64630, 65550, 80085, 96945, 122797, 133475, 160170, 161575, 193890, 245594, 266950, 323150, 368391, 400425, 484725, 613985, 736782, 800850, 969450, 1227970, 1841955, 3069925, 3683910, 6139850, 9209775, 18419550]

約数ペア:

[(1, 18419550), (2, 9209775), (3, 6139850), (5, 3683910), (6, 3069925), (10, 1841955), (15, 1227970), (19, 969450), (23, 800850), (25, 736782), (30, 613985), (38, 484725), (46, 400425), (50, 368391), (57, 323150), (69, 266950), (75, 245594), (95, 193890), (114, 161575), (115, 160170), (138, 133475), (150, 122797), (190, 96945), (230, 80085), (281, 65550), (285, 64630), (345, 53390), (437, 42150), (475, 38778), (562, 32775), (570, 32315), (575, 32034), (690, 26695), (843, 21850), (874, 21075), (950, 19389), (1150, 16017), (1311, 14050), (1405, 13110), (1425, 12926), (1686, 10925), (1725, 10678), (2185, 8430), (2622, 7025), (2810, 6555), (2850, 6463), (3450, 5339), (4215, 4370)]