19797012

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:413

約数の個数: 72

約数和(自身を含む): 53376960

約数和(自身を除く): 33579948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 103, 114, 171, 206, 228, 281, 309, 342, 412, 562, 618, 684, 843, 927, 1124, 1236, 1686, 1854, 1957, 2529, 3372, 3708, 3914, 5058, 5339, 5871, 7828, 10116, 10678, 11742, 16017, 17613, 21356, 23484, 28943, 32034, 35226, 48051, 57886, 64068, 70452, 86829, 96102, 115772, 173658, 192204, 260487, 347316, 520974, 549917, 1041948, 1099834, 1649751, 2199668, 3299502, 4949253, 6599004, 9898506, 19797012]

約数ペア:

[(1, 19797012), (2, 9898506), (3, 6599004), (4, 4949253), (6, 3299502), (9, 2199668), (12, 1649751), (18, 1099834), (19, 1041948), (36, 549917), (38, 520974), (57, 347316), (76, 260487), (103, 192204), (114, 173658), (171, 115772), (206, 96102), (228, 86829), (281, 70452), (309, 64068), (342, 57886), (412, 48051), (562, 35226), (618, 32034), (684, 28943), (843, 23484), (927, 21356), (1124, 17613), (1236, 16017), (1686, 11742), (1854, 10678), (1957, 10116), (2529, 7828), (3372, 5871), (3708, 5339), (3914, 5058)]