19548540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1097}}^1$

素因数の和:1129

約数の個数: 120

約数和(自身を含む): 66960432

約数和(自身を除く): 47411892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 495, 540, 594, 660, 810, 891, 990, 1097, 1188, 1485, 1620, 1782, 1980, 2194, 2970, 3291, 3564, 4388, 4455, 5485, 5940, 6582, 8910, 9873, 10970, 12067, 13164, 16455, 17820, 19746, 21940, 24134, 29619, 32910, 36201, 39492, 48268, 49365, 59238, 60335, 65820, 72402, 88857, 98730, 108603, 118476, 120670, 144804, 148095, 177714, 181005, 197460, 217206, 241340, 296190, 325809, 355428, 362010, 434412, 444285, 543015, 592380, 651618, 724020, 888570, 977427, 1086030, 1303236, 1629045, 1777140, 1954854, 2172060, 3258090, 3909708, 4887135, 6516180, 9774270, 19548540]

約数ペア:

[(1, 19548540), (2, 9774270), (3, 6516180), (4, 4887135), (5, 3909708), (6, 3258090), (9, 2172060), (10, 1954854), (11, 1777140), (12, 1629045), (15, 1303236), (18, 1086030), (20, 977427), (22, 888570), (27, 724020), (30, 651618), (33, 592380), (36, 543015), (44, 444285), (45, 434412), (54, 362010), (55, 355428), (60, 325809), (66, 296190), (81, 241340), (90, 217206), (99, 197460), (108, 181005), (110, 177714), (132, 148095), (135, 144804), (162, 120670), (165, 118476), (180, 108603), (198, 98730), (220, 88857), (270, 72402), (297, 65820), (324, 60335), (330, 59238), (396, 49365), (405, 48268), (495, 39492), (540, 36201), (594, 32910), (660, 29619), (810, 24134), (891, 21940), (990, 19746), (1097, 17820), (1188, 16455), (1485, 13164), (1620, 12067), (1782, 10970), (1980, 9873), (2194, 8910), (2970, 6582), (3291, 5940), (3564, 5485), (4388, 4455)]